Title: Kosai Holidays 2026 | Expedia.co.uk [Kosai Travel Guide](https://expedia.co.uk/Kosai.dx6152312)[Hotels in Kosai](https://expedia.co.uk/Kosai-Hotels.d6152312.Travel-Guide-Hotels)[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) ![](https://images.trvl-media.com/place/6152312/d02e05e8-0684-47ec-929b-f66e4726b63f.jpg?impolicy=fcrop&w=1200&h=300&q=medium) # Kosai Holidays ## Book a Hotel + Flight or Car together to unlock savings - ## Plan, book, travel with confidence - ### Better together Save up to £335 when you book a flight and hotel together\* - ### Find the right fit With over 300,000 hotels worldwide, it's easy to create a perfect package - ### Rest easy Packages with flights are ATOL protected #### Your Kosai Holiday Well known for its coastal scenery and unspoiled nature, Kosai is an excellent getaway destination. Book one of our Kosai holiday packages and uncover all that this lively city has to offer. If sightseeing is on the to-do list during your trip to Kosai, swing by leading attractions like [Maisaka Beach](https://www.expedia.co.uk/Maisaka-Beach-Hamamatsu.d553248621532772310.Attraction), [Arai Beach](https://www.expedia.co.uk/Arai-Beach-Kosai.d3000749855.Attraction) and [Sakichi Toyoda Memorial House](https://www.expedia.co.uk/Sakichi-Toyoda-Memorial-House-Kosai.d553248621532772283.Attraction). No matter your travel plans or the size of your budget, organising a tailored Kosai holiday is a piece of cake with Expedia. ### Kosai Beach Holiday Forget about the stresses of daily life and let your mind, body and soul unwind on your Kosai holiday. There's nothing more invigorating than a cool ocean breeze and the soothing sound of waves crashing onto the shore. Organise your trip to Kosai the easy way by locking in one of our Kosai holiday packages. Many people decide to base themselves near Arai Benten Beach, a local highlight only 4 miles from the city centre. ### Things You Should Know About Kosai - If you've been dreaming of that seaside lifestyle, check out our [Kosai beach hotels](https://www.expedia.co.uk/Kosai-Hotels-Beach-Hotel.0-0-d6152312-tBeachHotel.Travel-Guide-Filter-Hotels?lang=en&rfrr=ATG.LP.BodyContent). Water views and salty sea air — what more could you want? - Our hotels, like [The Villa Hamanako](https://www.expedia.co.uk/Toyohashi-Hotels-The-Villa-Hamanako.h5178040.Hotel-Information) and [Kuretake Inn Hamanako](https://www.expedia.co.uk/Toyohashi-Hotels-Kuretake-Inn-Hamanako.h5178234.Hotel-Information), are a hit with visitors of all types. Check out the facilities and get ready for your holiday in Kosai! - Around 43,700 people live in Kosai. If you'd like some tips about what to see and do around these parts, why not chat to a couple of the locals? Our [Kosai things to do page](https://www.expedia.co.uk/things-to-do/en/search?rid=6152312&rfrr=ATG.LP.BodyContent) is also a handy source of information. - Kosai holiday deals are one of the best ways to save on incredible experiences. Some ideas, such as Arai Benten Beach, Myoryuji Temple and Ogaji Temple, should be at the very top of your to-do list. ## Kosai Essential Information | Language | Japanese | | --------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Currency | Japanese yens | | Local Welcome | Konnichiwa | | Local Goodbye | Sayōnara | | Population | 43,700 | | Max Temp Winter | 10ºC | | Max Temp Summer | 27ºC | | Top Sights | [Hamanako Palpal Theme Park](https://www.expedia.co.uk/Hamanako-Palpal-Theme-Park-Kanzanjicho.d553248621532772295.Attraction), [Hamamatsu Castle](https://www.expedia.co.uk/Hamamatsu-Castle-Naka-Ward.d553248621532772311.Attraction) and [Hamamatsu City Zoo](https://www.expedia.co.uk/Hamamatsu-City-Zoo-Kanzanjicho.d553248621532772296.Attraction) | ## Top hotels in Kosai ![Hotel Route Inn Hamanako](https://images.trvl-media.com/lodging/5000000/4660000/4651800/4651793/c602fa91_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Hotel Route Inn Hamanako 1049-1, Komi Kosai Shizuoka-ken Fully refundableReserve now, pay when you stay £51 22 Feb - 23 Feb 8/10 Very Good! (188 reviews) Nothing any defect, but just all facilities could be aged. If possible, and if I can suggest to you that it might be better some update. Reviewed on 17 Nov 2025 [](https://expedia.co.uk/Hotel-Search?startDate=22%2F02%2F2026&endDate=23%2F02%2F2026&selected=4651793&PinnedHotelID=4651793&HadPinnedHotel=true®ionId=6152312) ![Tabist Kosai Hamanako no Yado](https://images.trvl-media.com/lodging/22000000/21060000/21054000/21053953/11b08aaa_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Tabist Kosai Hamanako no Yado 1253-1 Ochiba Kosai Shizuoka Fully refundableReserve now, pay when you stay £21 16 Feb - 17 Feb 7/10 Good! (46 reviews) Good overall It's was really good, I forgot to ask for an early check-in but theh saw me sitting outside waiting let me check in early which was super nice, I did nock to ask if I could leave my bags but the only staff there at the time was deaf, so that's okay. The room was good and comfy and warm. And the bath ... Reviewed on 10 Feb 2025 [](https://expedia.co.uk/Hotel-Search?startDate=16%2F02%2F2026&endDate=17%2F02%2F2026&selected=21053953&PinnedHotelID=21053953&HadPinnedHotel=true®ionId=6152312) ![Standard plan Comfort double No smoking / Kosai Shizuoka](https://images.trvl-media.com/lodging/84000000/83330000/83328300/83328236/w2043h1148x5y194-dc7e3722_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Standard plan Comfort double No smoking / Kosai Shizuoka Kosai Shizuoka [Get rates](https://expedia.co.uk/Hotel-Search?startDate=23%2F02%2F2026&endDate=24%2F02%2F2026&selected=83328236&PinnedHotelID=83328236&HadPinnedHotel=true®ionId=6152312) [](https://expedia.co.uk/Hotel-Search?startDate=23%2F02%2F2026&endDate=24%2F02%2F2026&selected=83328236&PinnedHotelID=83328236&HadPinnedHotel=true®ionId=6152312) [See all 183 properties in Kosai](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.Hotels.Package&startDate=10%2F02%2F2026&endDate=11%2F02%2F2026®ionId=6152312) 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. ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/06/08/all-inclusive_holidays_US.jpeg?impolicy=fcrop&w=300&h=300&q=mediumHigh) All Inclusive Holidays [](https://expedia.co.uk/lp/theme-holidays/all-inclusive-holidays?rfrr=editorial.All_Inclusive%20Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/10/17/XPC_Beach_Overview_HR_v3.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Beach Holidays [](https://expedia.co.uk/lp/theme-holidays/beach-holidays?rfrr=editorial.Beach_Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/06/08/Family_holidays_US_3_.jpeg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Family Friendly Holidays [](https://expedia.co.uk/lp/theme-holidays/kid-friendly-holidays?rfrr=editorial.Family_Friendly%20Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/04/29/frCA_Sejours_golf-Portugal.jpeg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Golf Holidays [](https://expedia.co.uk/lp/theme-holidays/golf-holidays?rfrr=editorial.Golf_Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/07/15/US_Luxury_VR_Miami.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Luxury Holidays [](https://expedia.co.uk/lp/theme-holidays/luxury-holidays?rfrr=editorial.Luxury_Holidays.click) ![gay friendly holidays](https://forever.travel-assets.com/flex/flexmanager/images/2023/06/15/LGBTQIA_Holiday_Package.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) LGBTQ+ Holidays [](https://expedia.co.uk/lp/theme-holidays/gay-friendly-holidays?rfrr=editorial.LGBTQ+_Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/08/29/romantic.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Romantic Holidays [](https://expedia.co.uk/lp/theme-holidays/romantic-holidays?rfrr=editorial.Romantic_Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/10/17/31952_v1_atfraraski22_insta_4.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Ski Holidays [](https://expedia.co.uk/lp/theme-holidays/ski-holidays?rfrr=editorial.Ski_Holidays.click) ![](https://forever.travel-assets.com/flex/flexmanager/images/2022/08/22/hero-image-pet-friendly_copy.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Pet Friendly Holidays [](https://expedia.co.uk/lp/theme-holidays/pet-friendly-holidays?rfrr=editorial.Pet_Friendly%20Holidays.click) ![Holiday in Month](https://forever.travel-assets.com/flex/flexmanager/images/2023/05/10/mesog-34434-card-venice.jpg?impolicy=fcrop&w=300&h=300&q=mediumHigh) Where to go when [](https://expedia.co.uk/lp/b/where-to-go-when?rfrr=editorial.Where_to%20go%20when.click) ## Explore a world of travel with Expedia \* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages. Flight-inclusive packages are ATOL protected. ![](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