Title: Hotels in Kosai - Best Kosai Hotels from £25 - Fully Refundable Options - Expedia.co.uk [Kosai Travel Guide](https://expedia.co.uk/Kosai.dx6152312)[Holiday Rentals in Kosai](https://expedia.co.uk/Kosai-Holiday-Rentals.d6152312.Travel-Guide-HolidayRentals)[Kosai Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Kosai.d6152312.Car-Hire-Guide)[Kosai Holidays](https://expedia.co.uk/Kosai.d6152312.Holidays-City-Breaks) ![](https://images.trvl-media.com/place/6152312/a61c4b55-c13b-45f8-949f-67929203a8d1.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Find hotels in Kosai from £25 ![price find illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__price_find.svg) ### Change your mind Book hotels with free cancellation ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Treat yourself Save instantly and earn perks with One Key [Learn about One Key](https://www.expedia.co.uk/welcome-one-key) ![bed illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__bed.svg) ### Be picky Search almost a million properties worldwide ## Go beyond your typical stay in Kosai Ryokan [](https://www.expedia.co.uk/Hotel-Search?destination=Kosai%2C+Shizuoka+Prefecture%2C+Japan®ionId=6152312&latLong=34.625104%2C137.533556&adults=2&startDate=2025-10-20&d1=2025-10-20&endDate=2025-10-22&d2=2025-10-22&lodging=RYOKAN) Spa [](https://www.expedia.co.uk/Hotel-Search?destination=Kosai%2C+Shizuoka+Prefecture%2C+Japan®ionId=6152312&latLong=34.625104%2C137.533556&adults=2&startDate=2025-10-20&d1=2025-10-20&endDate=2025-10-22&d2=2025-10-22&amenities=SPA_ON_SITE) Sea view [](https://www.expedia.co.uk/Hotel-Search?destination=Kosai%2C+Shizuoka+Prefecture%2C+Japan®ionId=6152312&latLong=34.625104%2C137.533556&adults=2&startDate=2025-10-20&d1=2025-10-20&endDate=2025-10-22&d2=2025-10-22&amenities=OCEAN_VIEW) Pet friendly [](https://www.expedia.co.uk/Hotel-Search?destination=Kosai%2C+Shizuoka+Prefecture%2C+Japan®ionId=6152312&latLong=34.625104%2C137.533556&adults=2&startDate=2025-10-20&d1=2025-10-20&endDate=2025-10-22&d2=2025-10-22&amenities=PETS) Family friendly [](https://www.expedia.co.uk/Hotel-Search?destination=Kosai%2C+Shizuoka+Prefecture%2C+Japan®ionId=6152312&latLong=34.625104%2C137.533556&adults=2&startDate=2025-10-20&d1=2025-10-20&endDate=2025-10-22&d2=2025-10-22&travelerType=family_friendly) Pool [](https://www.expedia.co.uk/Hotel-Search?destination=Kosai%2C+Shizuoka+Prefecture%2C+Japan®ionId=6152312&latLong=34.625104%2C137.533556&adults=2&startDate=2025-10-20&d1=2025-10-20&endDate=2025-10-22&d2=2025-10-22&amenities=POOL) ## Check prices for these dates Tonight [7 Oct - 8 Oct](https://www.expedia.co.uk/Hotel-Search?regionId=6152312&startDate=2025-10-07&endDate=2025-10-08&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) Tomorrow [8 Oct - 9 Oct](https://www.expedia.co.uk/Hotel-Search?regionId=6152312&startDate=2025-10-08&endDate=2025-10-09&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) This weekend [10 Oct - 12 Oct](https://www.expedia.co.uk/Hotel-Search?regionId=6152312&startDate=2025-10-10&endDate=2025-10-12&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) Next weekend [17 Oct - 19 Oct](https://www.expedia.co.uk/Hotel-Search?regionId=6152312&startDate=2025-10-17&endDate=2025-10-19&adults=2&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) ## Top 10 Kosai hotels and places to stay ![Terrace/patio](https://images.trvl-media.com/lodging/22000000/21060000/21054000/21053953/11b08aaa.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Japanese Room with Shared Washroom - Family (Non-Smoking) | Free WiFi, bed sheets](https://images.trvl-media.com/lodging/22000000/21060000/21054000/21053953/5e74c7b6.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Japanese Room with Shared Washroom - Quadruple (Non-Smoking) | Free WiFi, bed sheets](https://images.trvl-media.com/lodging/22000000/21060000/21054000/21053953/1bbd2d02.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Japanese Room with Shared Washroom - Family (Non-Smoking) | Free WiFi, bed sheets](https://images.trvl-media.com/lodging/22000000/21060000/21054000/21053953/897d9a21.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Tabist Kosai Hamanako no Yado Kosai 7.0/10 Good (45) "Wonderful hotel. Very quiet. Our room was huge!" £25 9 Oct - 10 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-OYO-Hamanako-No-Yado.h21053953.Hotel-Information) ![Public bath](https://images.trvl-media.com/lodging/5000000/4660000/4651800/4651793/c602fa91.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Dinner served](https://images.trvl-media.com/lodging/5000000/4660000/4651800/4651793/e026ee0f.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Food and drink](https://images.trvl-media.com/lodging/5000000/4660000/4651800/4651793/0c43990a.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Reception](https://images.trvl-media.com/lodging/5000000/4660000/4651800/4651793/0d9e9552.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Route Inn Hamanako Kosai 8.0/10 Very good (178) "2回目の滞在です。ホテルの清掃は行き届いて綺麗、設備に不満は一切ありません。スタッフの方々は感じ良く親切です、一階の大浴場?はラジウム温泉で、朝早くから、深夜まで入浴出来るので15時にチェックインして、直ぐに温泉でのんびり出来ます。夕食は隣りの居酒屋(まぐろや)は安価でボリュームもあり美味しいので、今回も利用しました。来年も使わせていただきます。" £63 5 Nov - 6 Nov [](https://www.expedia.co.uk/Toyohashi-Hotels-Hotel-Route-Inn-Hamanako.h4651793.Hotel-Information) ![Front of property](https://images.trvl-media.com/lodging/23000000/22420000/22417600/22417513/5d9abe9e.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Desk, blackout curtains, iron/ironing board, rollaway beds](https://images.trvl-media.com/lodging/23000000/22420000/22417600/22417513/7b45ca0b.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Restaurant](https://images.trvl-media.com/lodging/23000000/22420000/22417600/22417513/3bb256e6.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Reception](https://images.trvl-media.com/lodging/23000000/22420000/22417600/22417513/d0e28302.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Richmond Hotel Hamamatsu Naka Ward 9.0/10 Wonderful (563) "This is our 2nd time staying. " [](https://www.expedia.co.uk/Hamamatsu-Hotels-Richmond-Hotel-Hamamatsu.h22417513.Hotel-Information) ![Hot springs](https://images.trvl-media.com/lodging/101000000/100180000/100178200/100178117/eda13588.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/101000000/100180000/100178200/100178117/4b0fed7c.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Daily buffet breakfast (JPY 2000 per person)](https://images.trvl-media.com/lodging/101000000/100180000/100178200/100178117/w5038h3360x0y0-8db5864d.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Hot springs](https://images.trvl-media.com/lodging/101000000/100180000/100178200/100178117/d4f275f2.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Dormy Inn EXPRESS Toyohashi Hot Spring Toyohashi 9.0/10 Wonderful (127) "so nice!! this hotel had top-notch facilities and outstanding hospitality!!" £58 14 Oct - 15 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-Dormy-Inn-EXPRESS-Toyohashi-Hot-Spring.h100178117.Hotel-Information) ![Exterior](https://images.trvl-media.com/lodging/1000000/30000/24300/24217/f965ae51.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Outdoor wedding area](https://images.trvl-media.com/lodging/1000000/30000/24300/24217/d88e0731.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![3 restaurants, breakfast served](https://images.trvl-media.com/lodging/1000000/30000/24300/24217/a1e0ea9d.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![3 restaurants, breakfast served](https://images.trvl-media.com/lodging/1000000/30000/24300/24217/990a9189.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Loisir Hotel Toyohashi Toyohashi 8.6/10 Excellent (614) "Good hotel, but a little expensive than expected." [](https://www.expedia.co.uk/Toyohashi-Hotels-Loisir-Hotel-Toyohashi.h24217.Hotel-Information) ![Free toiletries, hair dryer, slippers, electronic bidet](https://images.trvl-media.com/lodging/14000000/13240000/13239900/13239818/defbc687.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Free toiletries, hair dryer, slippers, electronic bidet](https://images.trvl-media.com/lodging/14000000/13240000/13239900/13239818/f943735a.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Indoor spa tub](https://images.trvl-media.com/lodging/14000000/13240000/13239900/13239818/7419a6d0.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Free toiletries, hair dryer, slippers, electronic bidet](https://images.trvl-media.com/lodging/14000000/13240000/13239900/13239818/25ee2eba.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Tennomaru Kota 8.8/10 Excellent (16) "朝食付きのプラン 1人づつのお膳でした。出来立ての卵焼きや魚の揚げ物が着席後に提供されました。大変美味しかったです。" £128 15 Oct - 16 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-Tennomaru.h13239818.Hotel-Information) ![Exterior](https://images.trvl-media.com/lodging/8000000/7330000/7329800/7329758/b1f7a2f9.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby lounge](https://images.trvl-media.com/lodging/8000000/7330000/7329800/7329758/c941aa96.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Banquet hall](https://images.trvl-media.com/lodging/8000000/7330000/7329800/7329758/63ae1dff.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![View from room](https://images.trvl-media.com/lodging/8000000/7330000/7329800/7329758/9c19995c.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Okura Act City Hotel Hamamatsu Naka Ward 9.0/10 Wonderful (1004) "great breakfast." £101 3 Nov - 4 Nov [](https://www.expedia.co.uk/Hamamatsu-Hotels-Okura-Act-City-Hotel-Hamamatsu.h7329758.Hotel-Information) ![Daily buffet breakfast (JPY 500 per person)](https://images.trvl-media.com/lodging/18000000/17160000/17157400/17157302/27c401db.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Desk, free WiFi, bed sheets](https://images.trvl-media.com/lodging/18000000/17160000/17157400/17157302/7356736e.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/18000000/17160000/17157400/17157302/83035908.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Reception](https://images.trvl-media.com/lodging/18000000/17160000/17157400/17157302/e3cc51a1.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Okadaya Bayside Toyohashi 7.6/10 Good (41) "good" £37 12 Oct - 13 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-Okadaya-Bayside.h17157302.Hotel-Information) ![Free daily full breakfast ](https://images.trvl-media.com/lodging/4000000/3090000/3082000/3081929/566bc1f2.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Property amenity](https://images.trvl-media.com/lodging/4000000/3090000/3082000/3081929/19be8b41.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Reception](https://images.trvl-media.com/lodging/4000000/3090000/3082000/3081929/405a1b1a.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby](https://images.trvl-media.com/lodging/4000000/3090000/3082000/3081929/w2856h1920x24y0-a88a764f.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Comfort Hotel Hamamatsu Naka Ward 8.6/10 Excellent (422) "Perfect stay for both business and personal." £37 3 Nov - 4 Nov [](https://www.expedia.co.uk/Hamamatsu-Hotels-Comfort-Hotel-Hamamatsu.h3081929.Hotel-Information) ![Miscellaneous](https://images.trvl-media.com/lodging/12000000/11790000/11786300/11786269/bfc80601.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby](https://images.trvl-media.com/lodging/12000000/11790000/11786300/11786269/4762dfbe.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Classic Suite, 2 Single Beds | In-room safe, iron/ironing board, free WiFi, bed sheets](https://images.trvl-media.com/lodging/12000000/11790000/11786300/11786269/9897401a.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Classic Suite, Multiple Beds (Japanese Western Style) | In-room safe, iron/ironing board, free WiFi, bed sheets](https://images.trvl-media.com/lodging/12000000/11790000/11786300/11786269/87ccdaf8.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Grand Mercure Lake Hamana Resort & Spa Nishi Ward 8.0/10 Very good (580) "quiet, easy parking" £61 additional charges may apply 5 Nov - 6 Nov [](https://www.expedia.co.uk/Hamamatsu-Hotels-THE-HAMANAKO.h11786269.Hotel-Information) ![Spa](https://images.trvl-media.com/lodging/15000000/14740000/14736900/14736807/41033bfc.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Hot springs](https://images.trvl-media.com/lodging/15000000/14740000/14736900/14736807/0267f872.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Japanese Style Room, Ocean View | View from room](https://images.trvl-media.com/lodging/15000000/14740000/14736900/14736807/2507a4af.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/15000000/14740000/14736900/14736807/f80386a1.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Tenku Kaiyu no Yado Suehiro Nishiuracho 7.8/10 Good (52) "Great dinner and breakfast. Enomous amount of food, including steak, lobster, fish, pork, rice, soup, dessert. Roof top onsen has a great view. The hotel is also walk distance to a famous sunset viewing spot. The room is a little bit old but clean and nice." [](https://www.expedia.co.uk/Toyohashi-Hotels-Tenku-Kaiyu-No-Yado-Suehiro.h14736807.Hotel-Information) ![Reception](https://images.trvl-media.com/lodging/33000000/32940000/32931800/32931727/cea134f2.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Desk, soundproofing, free WiFi, bed sheets](https://images.trvl-media.com/lodging/33000000/32940000/32931800/32931727/b9b539ed.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/33000000/32940000/32931800/32931727/92be8061.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Hallway](https://images.trvl-media.com/lodging/33000000/32940000/32931800/32931727/29e05c26.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Route Inn Shinshiro Shinshiro 9.2/10 Wonderful (442) "Very good hotel" £63 13 Oct - 14 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-Hotel-Route-Inn-Shinshiro.h32931727.Hotel-Information) ![Front of property](https://images.trvl-media.com/lodging/75000000/74130000/74127000/74126911/30fdb256.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby](https://images.trvl-media.com/lodging/75000000/74130000/74127000/74126911/a474a477.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Restaurant](https://images.trvl-media.com/lodging/75000000/74130000/74127000/74126911/000edccf.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Standard Queen Room, Non Smoking | Desk, blackout curtains, free WiFi, bed sheets](https://images.trvl-media.com/lodging/75000000/74130000/74127000/74126911/80b0a0a6.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### HOTEL SUI HAMAMATSU Naka Ward 9.2/10 Wonderful (242) "Great hotel" [](https://www.expedia.co.uk/Hamamatsu-Hotels-HOTEL-ACT-GARDEN-HAMAMATSU.h74126911.Hotel-Information) ![Exterior](https://images.trvl-media.com/lodging/101000000/100590000/100581300/100581295/4858dd8f.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby](https://images.trvl-media.com/lodging/101000000/100590000/100581300/100581295/6cae5da7.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Economy Twin Room, 2 Bedrooms, Non Smoking | 1 bedroom, down duvets, iron/ironing board, free WiFi](https://images.trvl-media.com/lodging/101000000/100590000/100581300/100581295/ac87b9f2.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Daily buffet breakfast (JPY 1000 per person)](https://images.trvl-media.com/lodging/101000000/100590000/100581300/100581295/b9024299.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Centurion Hotel Hamamatsu Naka Ward 8.0/10 Very good (84) "I've traveled Japan for 2 months. This hotel has the most comfortable bed and pillows. The breakfast was fantastic. Great parking area. A must stay hotel if staying in Hamamatsu area." £25 13 Oct - 14 Oct [](https://www.expedia.co.uk/Hamamatsu-Hotels-Centurion-Hotel-Hamamatsu.h100581295.Hotel-Information) ![Food and drink](https://images.trvl-media.com/lodging/6000000/5460000/5455100/5455084/8b329bcd.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby](https://images.trvl-media.com/lodging/6000000/5460000/5455100/5455084/529afcbc.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Standard Single Room, Smoking | Desk, iron/ironing board, free WiFi, bed sheets](https://images.trvl-media.com/lodging/6000000/5460000/5455100/5455084/6c8c25fa.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Point of interest](https://images.trvl-media.com/lodging/6000000/5460000/5455100/5455084/46d3d740.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hamamatsu Hotel Naka Ward 8.2/10 Very good (333) "The room was nice, the bed was comfy, and there’s a great Spanish-Mexican restaurant nearby. Great stay. Thank you." £44 3 Nov - 4 Nov [](https://www.expedia.co.uk/Hamamatsu-Hotels-Hamamatsu-Hotel.h5455084.Hotel-Information) ![Lobby](https://images.trvl-media.com/lodging/1000000/900000/890600/890568/641bfb3b.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Free daily buffet breakfast ](https://images.trvl-media.com/lodging/1000000/900000/890600/890568/6c5f5dd2.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/1000000/900000/890600/890568/118a8ed1.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Property amenity](https://images.trvl-media.com/lodging/1000000/900000/890600/890568/d4e88a69.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Comfort Hotel Toyokawa Toyokawa 8.6/10 Excellent (117) "Creo que la recepcionista hablaba un inglés muy malo y al no entenderla me dijo que aprendiera inglés para otra visita a Japón,eso si con una gran sonrisa,pésima recepcionista " £35 13 Oct - 14 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-Comfort-Hotel-Toyokawa.h890568.Hotel-Information) ![Daily buffet breakfast (JPY 1100 per person)](https://images.trvl-media.com/lodging/23000000/22180000/22179700/22179630/88582cf9.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Lobby](https://images.trvl-media.com/lodging/23000000/22180000/22179700/22179630/4af56993.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Desk, blackout curtains, iron/ironing board, free WiFi](https://images.trvl-media.com/lodging/23000000/22180000/22179700/22179630/66fcd488.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Exterior](https://images.trvl-media.com/lodging/23000000/22180000/22179700/22179630/5c906be7.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Ascent Hamamatsu Naka Ward 7.6/10 Good (145) "駅から近くてよかった!" [](https://www.expedia.co.uk/Hamamatsu-Hotels-HOTEL-ASCENT-HAMAMATSU.h22179630.Hotel-Information) ![Exterior](https://images.trvl-media.com/lodging/1000000/880000/875100/875046/8df4dabb.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![View from property](https://images.trvl-media.com/lodging/1000000/880000/875100/875046/27735dec.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Reception](https://images.trvl-media.com/lodging/1000000/880000/875100/875046/2219676c.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Japanese Style Room [Non Smoking] | Minibar, desk, laptop workspace, soundproofing](https://images.trvl-media.com/lodging/1000000/880000/875100/875046/43715430.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Associa Toyohashi Toyohashi 9.0/10 Wonderful (973) "Close to all amenities & excellent for visiting Family in the area." [](https://www.expedia.co.uk/Toyohashi-Hotels-Hotel-Associa-Toyohashi.h875046.Hotel-Information) ![Luxury King, Non Smoking | City view](https://images.trvl-media.com/lodging/34000000/33360000/33350400/33350364/49d99ab6.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Premium bedding, down duvets, pillow-top beds, minibar](https://images.trvl-media.com/lodging/34000000/33360000/33350400/33350364/87b42b74.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![2 restaurants, breakfast, lunch, dinner served; French cuisine ](https://images.trvl-media.com/lodging/34000000/33360000/33350400/33350364/e789e05c.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Executive lounge](https://images.trvl-media.com/lodging/34000000/33360000/33350400/33350364/e4195b72.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Arc Riche Toyohashi Toyohashi 9.4/10 Exceptional (193) "Very well presented hotel, easy walk to train station. Very nice lounge area. " £64 13 Oct - 14 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-HOTEL-ARC-RICHE-TOYOHASHI.h33350364.Hotel-Information) ![Property amenity](https://images.trvl-media.com/lodging/10000000/9630000/9622400/9622360/6406fe3b.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Property entrance](https://images.trvl-media.com/lodging/10000000/9630000/9622400/9622360/a5e3b44a.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Property amenity](https://images.trvl-media.com/lodging/10000000/9630000/9622400/9622360/15f8d449.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Check-in/check-out kiosk](https://images.trvl-media.com/lodging/10000000/9630000/9622400/9622360/bc98f65e.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Crown Hills Toyokawa Toyokawa 7.0/10 Good (152) "禁煙室のはずなのに強烈なタバコ臭さ、消臭スプレーも無意味でした。また、夜中中隣人のシャワーの音でも無いトイレの音でも無い、ポコポコ、グリュグリュとか奇妙な音が、かなりの音量で浴室とベッドの間から聞こえて来て一睡も出来ず。 ただ、スタッフの方、お掃除の方、食事の担当の方の 対応が良かったので苦情も言わずにチックアウトしました。 " £57 16 Oct - 17 Oct [](https://www.expedia.co.uk/Toyohashi-Hotels-Hotel-Crown-Hills-Toyokawa.h9622360.Hotel-Information) Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply. [View all properties](https://expedia.co.uk/Hotel-Search?startDate=2025-10-20&endDate=2025-10-21®ionId=6152312&adults=2&sort=RECOMMENDED&openPlayBack=true) ![](https://a.travel-assets.com/pricing-claim/sparkle_dark.svg) Save an average of 15% on thousands of hotels when you're signed in [Sign in](https://expedia.co.uk/user/signin?ckoflag=0&uurl=e3id%3Dredr%26rurl%3D%2FKosai-Hotels.d6152312.Travel-Guide-Hotels)[Sign up, it's free](https://expedia.co.uk/signup?enable_registration=true&+=&uurl=e3id%3Dredr%26rurl%3D%2FKosai-Hotels.d6152312.Travel-Guide-Hotels) ## Learn more about Kosai Between the golden shores of Arai Benten Beach and the tranquil waters of Lake Hamana, visitors find perfect spots for swimming and watersports. Explore the historic Sakichi Toyoda Memorial House before visiting ancient Ogaji Temple where locals still come to pray beneath centuries-old trees. [See all hotels in Kosai](https://www.expedia.co.uk/Hotel-Search?startDate=2025-10-20&endDate=2025-10-21&adults=2®ionId=6152312) ![](https://mediaim.expedia.com/destination/1/04dc3aa230a1c95ee2498c198567fa60.jpg?impolicy=fcrop&w=900&h=675&p=1&q=high) ## Top Kosai Hotel Reviews ![Okura Act City Hotel Hamamatsu](//images.trvl-media.com/lodging/8000000/7330000/7329800/7329758/b1f7a2f9_y.jpg) ### Okura Act City Hotel Hamamatsu 10/10 Excellent "great breakfast." [](https://expedia.co.uk/Hamamatsu-Hotels-Okura-Act-City-Hotel-Hamamatsu.h7329758.Hotel-Information) ![Hotel Arc Riche Toyohashi](//images.trvl-media.com/lodging/34000000/33360000/33350400/33350364/49d99ab6_y.jpg) ### Hotel Arc Riche Toyohashi 10/10 Excellent "Very well presented hotel, easy walk to train station. Very nice lounge area. " [](https://expedia.co.uk/Toyohashi-Hotels-HOTEL-ARC-RICHE-TOYOHASHI.h33350364.Hotel-Information) ![Grand Mercure Lake Hamana Resort & Spa](//images.trvl-media.com/lodging/12000000/11790000/11786300/11786269/9eba49e9_y.jpg) ### Grand Mercure Lake Hamana Resort & Spa 10/10 Excellent "A plethora of breakfast options were offered every morning. In the evening, snacks and drinks were provided for a few hours in the lounge. A person could easily spend the whole day here. You'll be fed, there's a pool and spring, a shop on the first floor, free drinks. This place is well worth your $$. We felt very well taken care of. We are likely coming back on our next trip to Japan." [](https://expedia.co.uk/Hamamatsu-Hotels-THE-HAMANAKO.h11786269.Hotel-Information) ![APA Hotel Hamamatsueki Minami](//images.trvl-media.com/lodging/7000000/6310000/6301700/6301638/ccff22ec_y.jpg) ### APA Hotel Hamamatsueki Minami 6/10 Okay "This was just a quick stop on a long trip. It has a lot of potential if the staff, AC or central/fan system worked, and better amenities. the room was large and dirty, set up like a party room. So much more can be done to the interior decor to one account for the cost and the location, even if it is just to sleep. The shower area was way too large with some much open space can fit the offense of a football team in it, but the tub (shower/tub in one) was nothing fancy nor large. Very little hanging and storage space for the size of the room but it was just a one night stay. " [](https://expedia.co.uk/Hamamatsu-Hotels-APA-Hotel-Hamamatsueki-Minami.h6301638.Hotel-Information) ![EN HOTEL Hamamatsu](//images.trvl-media.com/lodging/4000000/3900000/3892500/3892479/b368f133_y.jpg) ### EN HOTEL Hamamatsu 10/10 Excellent "Rooms were nice and big, but the temperature of the room was warm. We asked for a fan to help cool it down which made it much better. " [](https://expedia.co.uk/Hamamatsu-Hotels-EN-HOTEL-Hamamatsu.h3892479.Hotel-Information) ![Toyoko Inn Hamamatsu Station](//images.trvl-media.com/lodging/18000000/17370000/17366900/17366843/4dcf96a4_y.jpg) ### Toyoko Inn Hamamatsu Station 10/10 Excellent "Wonderful hotel to stay in Hamamatsu!" [](https://expedia.co.uk/Hamamatsu-Hotels-Toyoko-Inn-Hamamatsu-Eki-Kita-Guchi.h17366843.Hotel-Information) ![Richmond Hotel Hamamatsu](//images.trvl-media.com/lodging/23000000/22420000/22417600/22417513/5d9abe9e_y.jpg) ### Richmond Hotel Hamamatsu 10/10 Excellent "A little older than some of the other business hotels, but I find this the best. Has a lot of good free toiletries, larger rooms and good desk space in your room to work. Best of all AC worked with no smell" [](https://expedia.co.uk/Hamamatsu-Hotels-Richmond-Hotel-Hamamatsu.h22417513.Hotel-Information) ![Daiwa Roynet Hotel Hamamatsu](//images.trvl-media.com/lodging/5000000/4350000/4347200/4347122/4418e9de_y.jpg) ### Daiwa Roynet Hotel Hamamatsu 10/10 Excellent "The property was very comfortable and the staff were very friendly. The only complaint is that check-in is on the second floor without an elevator till you check-in. Would stay here again!" [](https://expedia.co.uk/Hamamatsu-Hotels-Daiwa-Roynet-Hotel-Hamamatsu.h4347122.Hotel-Information) ![Dormy Inn EXPRESS Toyohashi Hot Spring](//images.trvl-media.com/lodging/101000000/100180000/100178200/100178117/eda13588_y.jpg) ### Dormy Inn EXPRESS Toyohashi Hot Spring 10/10 Excellent "We stayed one night. The room is comfortable and big, and the Onsen is beautiful. The breakfast was delicious with many options to choose from ( mostly Japanese breakfast style)" [](https://expedia.co.uk/Toyohashi-Hotels-Dormy-Inn-EXPRESS-Toyohashi-Hot-Spring.h100178117.Hotel-Information) ## More cheap stays in Kosai ![HOTEL LiVEMAX Hamamatsu-Ekimae](https://images.trvl-media.com/lodging/16000000/15130000/15128900/15128842/28923bb6_y.jpg?impolicy=resizecrop&rw=402&ra=fit) ### HOTEL LiVEMAX Hamamatsu-Ekimae Kajimachi Plaza 6F, 1-2 Kajimachi, Naka, Hamamatsu £39 7 Oct - 8 Oct 7/10 Good! (288 reviews) [](https://expedia.co.uk/Hamamatsu-Hotels-HOTEL-LiVEMAX-Hamamatsu-Ekimae.h15128842.Hotel-Information) ![Grand Hotel Hamamatsu](https://images.trvl-media.com/lodging/106000000/105340000/105338900/105338882/99b3aef2_y.jpg?impolicy=resizecrop&rw=402&ra=fit) ### Grand Hotel Hamamatsu 1-chome-3-1 Higashiiba Chuo-ku, Hamamatsu, Shizuoka £54 13 Oct - 14 Oct 7.4/10 Good! (30 reviews) [](https://expedia.co.uk/Hamamatsu-Hotels-Grand-Hotel-Hamamatsu.h105338882.Hotel-Information) ![Marugen](https://images.trvl-media.com/lodging/58000000/57890000/57884000/57883950/b36e6075_y.jpg?impolicy=resizecrop&rw=402&ra=fit) ### Marugen 4581 Toyohama, Iwata, Shizuoka [Get rates](https://expedia.co.uk/Hotel-Search?startDate=20%2F10%2F2025&endDate=21%2F10%2F2025&selected=57883950&PinnedHotelID=57883950&HadPinnedHotel=true®ionId=6152312) 8.6/10 Excellent! (18 reviews) [](https://expedia.co.uk/Iwata-Hotels-Marugen.h57883950.Hotel-Information) ![Hotel South Garden Hamamatsu](https://images.trvl-media.com/lodging/24000000/23080000/23074400/23074359/367373b6_y.jpg?impolicy=resizecrop&rw=402&ra=fit) ### Hotel South Garden Hamamatsu 325-30 Sunayamacho, Naka-ku, Hamamatsu, Shizuoka £31 13 Oct - 14 Oct 7.8/10 Good! (41 reviews) [](https://expedia.co.uk/Hamamatsu-Hotels-Hotel-South-Garden-Hamamatsu.h23074359.Hotel-Information) ![Tabist Katahara Resort Gamagori](https://images.trvl-media.com/lodging/34000000/33790000/33781500/33781440/ee6d3363_y.jpg?impolicy=resizecrop&rw=402&ra=fit) ### Tabist Katahara Resort Gamagori Kanehira-cho Kaido 29, Gamagori, Aichi £38 4 Nov - 5 Nov 6.4/10 (21 reviews) [](https://expedia.co.uk/Toyohashi-Hotels-Gamagori-Hotel-Annex.h33781440.Hotel-Information) ![365BASE outdoor hostel](https://images.trvl-media.com/lodging/20000000/19380000/19371300/19371295/62e92a43_y.jpg?impolicy=resizecrop&rw=402&ra=fit) ### 365BASE outdoor hostel 2-1-25 Hikuma, Naka-ku, Hamamatsu, Shizuoka-ken £44 13 Oct - 14 Oct 8.2/10 Very Good! (36 reviews) [](https://expedia.co.uk/Hamamatsu-Hotels-365BASE-Outdoor-Hostel.h19371295.Hotel-Information) ## Frequently asked questions ### What are the best hotels in Kosai that travellers recommend? > Hotel Route Inn Hamanako is a popular choice among travellers in Kosai, Japan, earning an 8.0 review score. This welcoming hotel features essential amenities like air conditioning to ensure a comfortable stay. Guests appreciate the attentive service, making it a reliable base for exploring the beautiful surroundings of Shizuoka-ken. ### What are the top pet-friendly hotels in Kosai? > Hotel Route Inn Hamanako in Kosai, Japan, is a delightful option for pet owners seeking a comfortable stay. This hotel not only welcomes furry companions but also offers a host of amenities that cater to both guests and their pets. With free self-parking and complimentary Wi-Fi in the rooms, you can enjoy easy access and connectivity throughout your stay. See more [pet-friendly hotels in Kosai](https://www.expedia.co.uk/Kosai-Hotels-Pet-Friendly-Hotel.0-0-d6152312-tPetFriendlyHotel.Travel-Guide-Filter-Hotels). ### What are the best budget hotels in Kosai? > Hotel Route Inn Hamanako in Kosai is a charming choice for travellers seeking budget-friendly accommodations without compromising on comfort. This hotel boasts an excellent review score of 8.0, reflecting its dedication to providing a pleasant stay. Guests appreciate the free Wi-Fi in rooms, ensuring connectivity for both leisure and work, while the air-conditioned spaces offer a refreshing retreat after a day of exploration. View all [budget hotels in Kosai](https://www.expedia.co.uk/Kosai-Hotels-Budget-Hotels.0-0-d6152312-tBudgetHotels.Travel-Guide-Filter-Hotels). ### When is the best time to go to Kosai? > The most popular time to visit Kosai is in July, when the weather is wonderfully warm and inviting. Average temperatures hover around 27°C, making it ideal for beach outings and outdoor adventures. The summer months bring a vibrant atmosphere to the city, with locals and tourists alike enjoying the sun-soaked beaches and lively waterfront activities. > > > > During this peak season, which spans from June to August, Kosai is bustling with visitors eager to explore its stunning coastline and engage in water sports. The warm weather is great for swimming, sailing, and sunbathing, allowing you to fully immerse yourself in the area's natural beauty. Many restaurants and cafes along the coast offer outdoor seating, where you can indulge in delicious local cuisine while enjoying breathtaking views of the sea. > > > > For those who prefer a slightly quieter experience, consider visiting in October. While the temperatures are a bit cooler, averaging around 22°C, this month offers a fantastic opportunity to enjoy Kosai without the summer crowds. You can still partake in outdoor activities, visit nearby attractions, and appreciate the stunning autumnal scenery. ### Can I cancel my hotel reservation on Expedia? > You can cancel your hotel reservation on Expedia, though it depends on the cancellation policy of your booking. Most bookings are refundable if canceled within 24-48 hours of the scheduled arrival. Be sure to check your booking confirmation for the exact cancellation policy. If free cancellation is available, you can cancel directly through your Expedia account by logging in, going to "My Trips", and selecting your reservation. To find flexible deals, filter your search by "Fully refundable property" for hotels in Kosai. ### How can I save on a Kosai hotel booking with Expedia? > Before booking your Kosai hotel, remember to join Expedia's free travel rewards program. Just sign up and sign in to access our lowest Member Prices as well as members-only perks. You could also enjoy savings by bundling together your hotel and flights on Expedia. ### How much is the nightly rate at a Kosai hotel? > Prices for hotels in Kosai often vary, but you can find a great deal from £25 on Expedia. All sorts of factors affect price, such as the time of year or the days of the week you choose for your stay. Find the best deals by being flexible with your dates, and sort search results by "Price: low to high" for the cheapest rate. ![](https://a.travel-assets.com/mad-service/footer/bnaBanners/BEX_Footer.jpg) ## Go further with the Expedia app Save on select hotels when you book in the app. Our app deals help you to save on trips so you can travel more and manage it all on the go. Scan the QR code with your device camera and download our app ![QR code to download the app](data:image/png;base64,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)