
Kosai Holidays
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Your Kosai Holiday
Well known for its coastal scenery and unspoiled nature, Kosai is a fantastic getaway destination. Book one of our Kosai holiday packages and enjoy all that this impressive city has to offer. If your trip to Kosai includes a little sightseeing, drop by much-loved attractions like Arai Benten Beach, Arai Beach and Maisaka-shuku Waki-Honjin. Don't put off visiting this destination any longer. Your ultimate Kosai holiday is just a few clicks away with Expedia.
Kosai Holiday
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 6 kilometres 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. Water views and salty sea air — what more could you want?
- Our hotels, like The Villa Hamanako and Kuretake Inn Hamanako, 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 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, Hamamatsu Castle and Hamamatsu City Zoo |
Our pick of the best Kosai Hotel Deals

Tabist Kosai Hamanako no Yado
"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

Hotel Route Inn Hamanako

Hotel Associa Toyohashi
"豊橋駅直結で、本来は電車利用の方にとって 便利なホテルかと思います。今回は自家用車で 伺いました。 改善点の方が多く書いてしまいましたが 初めて宿泊する際の困りごとがほとんどです。 お部屋自体は清潔で快適です。 ◎部屋の遮音性には驚きました。高層階(12F)では ありましたが、隣や廊下はおろか、電車の音が 聞こえませんでした。 ○室内は清潔で問題無しです △部屋のアメニティは平均的。飲料水は部屋になく フロントから自ら持っていく必要があります 入浴剤が無いのは残念でした △駐車場が離れていて、結果的に宿泊者割引も無し。 1日 に出し入れしても料金が変わらない、というのが メリットらしいのですが、日中は出かけ、この特典は ..."
Reviewed on 29 June 2026











