Find Beach Hotels in Kosai

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Our top choices for Kosai beach hotels

Hotel Route Inn Hamanako

Hotel Route Inn Hamanako
3.0 star property
Kosai
8.0 out of 10, Very Good, (186)
"very good"
Japan
たく
The price is ¥10,204
¥11,224 total
Dec 25 - Dec 26
Hotel Route Inn Hamanako

Okura Act City Hotel Hamamatsu

Okura Act City Hotel Hamamatsu
4.5 star property
Naka Ward
9.0 out of 10, Wonderful, (1000)
"great breakfast."
United States
Owen
The price is ¥16,116
¥19,501 total
Jan 7 - Jan 8, 2026
Okura Act City Hotel Hamamatsu

HOTEL SUI HAMAMATSU

HOTEL SUI HAMAMATSU
3.5 star property
Naka Ward
9.2 out of 10, Wonderful, (266)
"breakfast was curated of local food, absolutely loved it. "
United States
Tian
The price is ¥7,109
¥7,882 total
Jan 6 - Jan 7, 2026
HOTEL SUI HAMAMATSU

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, (603)
"Great location!"
United States
Bilal
The price is ¥9,835
¥12,199 total
Jan 21 - Jan 22, 2026
Grand Mercure Lake Hamana Resort & Spa

Gamagori Classic Hotel

Gamagori Classic Hotel
3.0 star property
Gamagori
8.0 out of 10, Very Good, (16)
"竹島へのロケーションがとても良い"
Japan
??
The price is ¥34,711
¥42,000 total
Jan 12 - Jan 13, 2026
Gamagori Classic Hotel

Gamagori Hotel

Gamagori Hotel
3.0 star property
Gamagori
6.8 out of 10, (122)
"Quiet comfortable"
United States
Mario
The price is ¥9,000
¥10,200 total
Dec 23 - Dec 24
Gamagori Hotel

Tennomaru

Tennomaru
4.0 star property
Kota
9.0 out of 10, Wonderful, (19)
"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。"
Japan
MASAYUKI
The price is ¥22,529
¥24,782 total
Dec 23 - Dec 24
Tennomaru

Marugen

Marugen
2.0 star property
Iwata
8.6 out of 10, Excellent, (23)
"近くの釣りスポットに行きやすかったです!"
Japan
mathui
The price is ¥11,091
¥12,200 total
Dec 23 - Dec 24
Marugen

Hotel Sorriso Hamamatsu

Hotel Sorriso Hamamatsu
3.0 star property
Naka Ward
8.4 out of 10, Very Good, (458)
"Close to train station, extremely clean, very nice breakfast, comfortable bed, room quite small"
Canada
Mike
The price is ¥8,060
¥9,900 total
Jan 4 - Jan 5, 2026
Hotel Sorriso Hamamatsu

Centurion Hotel Hamamatsu

Centurion Hotel Hamamatsu
3.0 star property
Naka Ward
8.0 out of 10, Very Good, (111)
"Nice location to stay on drive from Tokyo to Osaka."
United States
Vwerosuo
The price is ¥4,530
¥5,012 total
Jan 4 - Jan 5, 2026
Centurion Hotel 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.

Top Kosai Hotel Reviews

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 Nakatajima Sand Dunes 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 Sakichi Toyoda Memorial House or Ogaji Temple.
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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