A stone lantern, a pine tree, and a coastal view.

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Check availability on Kosai Beach Hotels

This weekend
Aug 7 - Aug 9
Next weekend
Aug 14 - Aug 16

Our top choices for Kosai beach hotels

Food and drink

1. Hotel Route Inn Hamanako

Hotel Route Inn Hamanako
3.0 star property
Kosai
8.0 out of 10, Very Good, (202 reviews)
The price is ￥12,273
￥13,500 total
Sep 3 - Sep 4
Hotel Route Inn Hamanako
Classic Suite, Multiple Beds (Japanese Western Style) | In-room safe, iron/ironing board (on request), WiFi (free), bed sheets

2. Grand Mercure Lake Hamana Resort & Spa

Grand Mercure Lake Hamana Resort & Spa
4.0 star property
Nishi Ward
8.0 out of 10, Very Good, (670 reviews)
The price is ￥9,372
￥11,640 total
Sep 2 - Sep 3
Grand Mercure Lake Hamana Resort & Spa
Exterior

3. Daiwa Roynet Hotel Hamamatsu

Daiwa Roynet Hotel Hamamatsu
3.0 star property
Naka Ward
8.8 out of 10, Excellent, (980 reviews)
The price is ￥8,073
￥9,948 total
Aug 17 - Aug 18
Daiwa Roynet Hotel Hamamatsu
Property amenity

4. Comfort Hotel Hamamatsu

Comfort Hotel Hamamatsu
3.0 star property
Naka Ward
8.6 out of 10, Excellent, (495 reviews)
The price is ￥6,000
￥6,600 total
Aug 31 - Sep 1
Comfort Hotel Hamamatsu
View from property

5. Minshuku Takahashi Kashibuneten

Minshuku Takahashi Kashibuneten
2.5 star property
Nishi Ward
9.6 out of 10, Exceptional, (59 reviews)
The price is ￥8,510
￥9,455 total
Sep 2 - Sep 3
Minshuku Takahashi Kashibuneten
Restaurant

6. Richmond Hotel Hamamatsu

Richmond Hotel Hamamatsu
3.0 star property
Naka Ward
8.8 out of 10, Excellent, (672 reviews)
The price is ￥8,443
￥9,425 total
Aug 18 - Aug 19
Richmond Hotel Hamamatsu
Front of property

7. EN HOTEL Hamamatsu

EN HOTEL Hamamatsu
3.0 star property
Naka Ward
8.0 out of 10, Very Good, (390 reviews)
The price is ￥4,999
￥6,049 total
Aug 16 - Aug 17
EN HOTEL Hamamatsu
Exterior

8. Centurion Hotel Hamamatsu

Centurion Hotel Hamamatsu
3.0 star property
Naka Ward
8.2 out of 10, Very Good, (159 reviews)
The price is ￥5,644
￥6,263 total
Aug 16 - Aug 17
Centurion Hotel Hamamatsu
3 restaurants; breakfast, lunch, and dinner served

9. Okura Act City Hotel Hamamatsu

Okura Act City Hotel Hamamatsu
4.5 star property
Naka Ward
9.0 out of 10, Wonderful, (1,001 reviews)
The price is ￥16,529
￥20,000 total
Sep 1 - Sep 2
Okura Act City Hotel Hamamatsu
Desk, blackout drapes, WiFi (free), bed sheets

10. Hotel Leon Hamamatsu

Hotel Leon Hamamatsu
3.0 star property
Naka Ward
8.4 out of 10, Very Good, (260 reviews)
The price is ￥5,329
￥5,949 total
Aug 16 - Aug 17
Hotel Leon Hamamatsu
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

Choose what matters most at beach hotels in Kosai

Pool
Breakfast included

Top Kosai Hotel Reviews

Crowne Plaza - ANA Hamamatsu by IHG

Crowne Plaza - ANA Hamamatsu by IHG

10/10 Excellent
"Friendly and helpful staff. Amazing breakfast! Very conveniently located at the train station. Thank you! ありがとう！"
Jason 3-night trip
Posted 2 days ago
Crowne Plaza - ANA Hamamatsu by IHG

Frequently asked questions

What is Kosai like for travelers who love the beach?
Find a great place to stay in Kosai, which has a lot to offer the traveler looking to book a beach vacation.
When's the best time for a beach vacation in Kosai?
You can plan your beach trip with a look at weather throughout the year in Kosai: The hottest months are usually August and July with an average temp of 76°F, while the coldest months are January and February with an average of 46°F. The rainiest months in Kosai are July, June, September, and October, with each month seeing an average of 12 inches of rainfall.
What is there to see and do around Kosai?
After arriving and checking into your hotel, you'll probably want to explore your surroundings. If you're eager to check out the beaches, head to Arai Benten Beach or Maisaka Beach for some relaxation by the water. Make time for a range of local attractions, which include Arai Beach and Lake Hamana. For additional things to see and do, consider a visit to Ogaji Temple or Sakichi Toyoda Memorial House.
What's the best way to get to my beach hotel in Kosai?
This travel information can help you get to and around your beach accommodation in Kosai with ease. The closest major airport is Mt. Fuji - Shizuoka Airport (FSZ), located 38.5 mi (62 km) from the city center. If you'd like to explore around the area, you may want to rent a car for your trip.

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