
Kosai Holidays
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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.
Our pick of the best Kosai Hotel Deals

Hotel Route Inn Hamanako
1049-1, Komi, Kosai, Shizuoka-ken
Fully refundableReserve now, pay when you stay
The price is NZ$144 per night from 7 Nov to 8 Nov
NZ$144
7 Nov - 8 Nov
8/10 Very Good! (177 reviews)
"・連泊で利用しましたが朝食がとても充実していました。おかずも毎日違ったもので満足でした。 ・大浴場、朝食会場、コインランドリーの利用状況が部屋のテレビで確認できるところが便利だなと思いました。 ・スタッフの方の対応も丁寧でした。 ・部屋はツインルームを利用しましたが、思った以上に広く快適に過ごせました。 ・子供向けのアメニティグッズやキッズチャンネルなどもあり子供も満足していました。"
Reviewed on 25 Aug 2025

Tabist Kosai Hamanako no Yado
1253-1 Ochiba, Kosai, Shizuoka
Fully refundableReserve now, pay when you stay
The price is NZ$56 per night from 8 Oct to 9 Oct
NZ$56
8 Oct - 9 Oct
7/10 Good! (45 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

Dormy Inn EXPRESS Toyohashi Hot Spring
118, Toyohashi, Aichi-ken
Fully refundableReserve now, pay when you stay
The price is NZ$128 per night from 27 Oct to 28 Oct
NZ$128
27 Oct - 28 Oct
8.8/10 Excellent! (126 reviews)
Amazing
"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)"
Reviewed on 3 May 2025
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.
* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.