Hotels in Kosai

Free cancellation options if plans change

Earn rewards on every night you stay

Save more with Member Prices

Check prices for these dates

Tonight
Jan 10 - Jan 11
Tomorrow
Jan 11 - Jan 12
Next weekend
Jan 16 - Jan 18
In two weeks
Jan 23 - Jan 25

Where to stay in Kosai?

Food and drink
Hotel Route Inn Hamanako
Hotel Route Inn Hamanako
Hotel Route Inn Hamanako
3.0 star property
Kosai
8.0 out of 10, Very Good, (188 reviews)
The price is $65
$72 total
includes taxes & fees
Feb 9 - Feb 10
Hotel Route Inn Hamanako
Terrace/patio
Tabist Kosai Hamanako no Yado
Tabist Kosai Hamanako no Yado
Tabist Kosai Hamanako no Yado
2.0 star property
Kosai
7.0 out of 10, Good, (46 reviews)
The price is $26
$29 total
includes taxes & fees
Feb 8 - Feb 9
Tabist Kosai Hamanako no Yado
Marina
Minshuku Takahashi Kashibuneten
Minshuku Takahashi Kashibuneten
Minshuku Takahashi Kashibuneten
2.5 star property
Nishi Ward
9.6 out of 10, Exceptional, (55 reviews)
The price is $60
$66 total
includes taxes & fees
Jan 24 - Jan 25
Minshuku Takahashi Kashibuneten
Luxury Tent | In-room safe, individually decorated, individually furnished
villa vacances hamanako
villa vacances hamanako
villa vacances hamanako
5.0 star property
Nishi Ward
The price is $532
$585 total
includes taxes & fees
Feb 5 - Feb 6
villa vacances hamanako
Classic Suite, Multiple Beds (Japanese Western Style) | In-room safe, iron/ironing board, free WiFi, bed sheets
Grand Mercure Lake Hamana Resort & Spa
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, (612 reviews)
The price is $52
$65 total
includes taxes & fees
Jan 27 - Jan 28
Grand Mercure Lake Hamana Resort & Spa
Hot springs
Hoshino Resorts KAI Enshu
Hoshino Resorts KAI Enshu
Hoshino Resorts KAI Enshu
4.0 star property
Nishi Ward
10.0 out of 10, Exceptional, (22 reviews)
Hoshino Resorts KAI Enshu
Public bath
Hotel Listel Hamanako
Hotel Listel Hamanako
Hotel Listel Hamanako
3.0 star property
Kita Ward
6.0 out of 10, (18 reviews)
The price is $129
$144 total
includes taxes & fees
Feb 10 - Feb 11
Hotel Listel Hamanako
Hot springs
Hamanako Kanzanjionsen Hotel Kikusuitei
Hamanako Kanzanjionsen Hotel Kikusuitei
Hamanako Kanzanjionsen Hotel Kikusuitei
3.0 star property
Nishi Ward
7.4 out of 10, Good, (36 reviews)
Hamanako Kanzanjionsen Hotel Kikusuitei
Economy Japanese Style Room with Shared Bathroom, Smoking | Bed sheets
Matsuichi
Matsuichi
Matsuichi
2.5 star property
Nishi Ward
5.4 out of 10, (3 reviews)
The price is $81
$89 total
includes taxes & fees
Feb 10 - Feb 11
Matsuichi
In-room safe
Ryokan Kinsui
Ryokan Kinsui
Ryokan Kinsui
3.0 star property
Kita Ward
8.0 out of 10, Very Good, (1 review)
The price is $380
$418 total
includes taxes & fees
Jan 14 - Jan 15
Ryokan Kinsui
Public bath
Hamanako Wan Wan Paradise Hotel
Hamanako Wan Wan Paradise Hotel
Hamanako Wan Wan Paradise Hotel
3.0 star property
Nishi Ward
8.4 out of 10, Very Good, (46 reviews)
The price is $124
$138 total
includes taxes & fees
Jan 13 - Jan 14
Hamanako Wan Wan Paradise Hotel
Lobby
Hotel Villa Kuretake
Hotel Villa Kuretake
Hotel Villa Kuretake
3.5 star property
Naka Ward
8.0 out of 10, Very Good, (112 reviews)
The price is $68
$83 total
includes taxes & fees
Jan 15 - Jan 16
Hotel Villa Kuretake
Front of property
EN HOTEL Hamamatsu
EN HOTEL Hamamatsu
EN HOTEL Hamamatsu
3.0 star property
Naka Ward
8.0 out of 10, Very Good, (356 reviews)
The price is $33
$40 total
includes taxes & fees
Feb 8 - Feb 9
EN HOTEL Hamamatsu
Exterior
Hotel Ascent Hamamatsu
Hotel Ascent Hamamatsu
Hotel Ascent Hamamatsu
3.0 star property
Naka Ward
7.6 out of 10, Good, (159 reviews)
Hotel Ascent Hamamatsu
Property entrance
Hotel Ascent Plaza Hamamatsu
Hotel Ascent Plaza Hamamatsu
Hotel Ascent Plaza Hamamatsu
3.0 star property
Naka Ward
7.8 out of 10, Good, (117 reviews)
The price is $58
$64 total
includes taxes & fees
Jan 23 - Jan 24
Hotel Ascent Plaza Hamamatsu
Hot springs
Dormy Inn EXPRESS Toyohashi Hot Spring
Dormy Inn EXPRESS Toyohashi Hot Spring
Dormy Inn EXPRESS Toyohashi Hot Spring
3.0 star property
Toyohashi
9.0 out of 10, Wonderful, (160 reviews)
The price is $61
$67 total
includes taxes & fees
Jan 12 - Jan 13
Dormy Inn EXPRESS Toyohashi Hot Spring
Exterior
Just Inn Premium Toyohashi Station Shinkansen Guchi
Just Inn Premium Toyohashi Station Shinkansen Guchi
Just Inn Premium Toyohashi Station Shinkansen Guchi
3.0 star property
Toyohashi
9.0 out of 10, Wonderful, (105 reviews)
The price is $66
$73 total
includes taxes & fees
Jan 12 - Jan 13
Just Inn Premium Toyohashi Station Shinkansen Guchi
Daily buffet breakfast (JPY 500 per person)
Okadaya Bayside
Okadaya Bayside
Okadaya Bayside
3.0 star property
Toyohashi
7.4 out of 10, Good, (48 reviews)
The price is $46
$51 total
includes taxes & fees
Jan 11 - Jan 12
Okadaya Bayside
Reception
Grand Hotel Hamamatsu
Grand Hotel Hamamatsu
Grand Hotel Hamamatsu
2.5 star property
Naka Ward
7.4 out of 10, Good, (34 reviews)
The price is $63
$70 total
includes taxes & fees
Feb 9 - Feb 10
Grand Hotel Hamamatsu
Restaurant
HOTEL SUI HAMAMATSU
HOTEL SUI HAMAMATSU
HOTEL SUI HAMAMATSU
3.5 star property
Naka Ward
9.2 out of 10, Wonderful, (271 reviews)
The price is $53
$59 total
includes taxes & fees
Jan 25 - Jan 26
HOTEL SUI 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

When is the best time to visit Kosai?

Our prices for hotels in Kosai are cheapest in March
Price trends for hotels in Kosai
Pricing is based on two traveler single night rates
View properties in January
Currently viewing crowd sizes and weather for January.
Typical weather for Kosai
January
High 9°C / low 3°C. Sunny most days.
View properties in January
9°
weather_sun
January, no crowd data, average high temperature 9 degrees Celsius, average low temperature 3 degrees Celsius. Sunny most days.
3°
10°
weather_sun
February, no crowd data, average high temperature 10 degrees Celsius, average low temperature 3 degrees Celsius. Sunny most days.
3°
14°
weather_sun
March, no crowd data, average high temperature 14 degrees Celsius, average low temperature 6 degrees Celsius. Sunny most days.
6°
18°
weather_sun
April, no crowd data, average high temperature 18 degrees Celsius, average low temperature 10 degrees Celsius. Sunny most days.
10°
22°
weather_partly_sunny
May, no crowd data, average high temperature 22 degrees Celsius, average low temperature 15 degrees Celsius. Partly sunny.
15°
25°
weather_partly_sunny
June, no crowd data, average high temperature 25 degrees Celsius, average low temperature 19 degrees Celsius. Partly sunny.
19°
28°
weather_sleet
July, no crowd data, average high temperature 28 degrees Celsius, average low temperature 23 degrees Celsius. Rainy most days.
23°
30°
weather_partly_sunny
August, no crowd data, average high temperature 30 degrees Celsius, average low temperature 25 degrees Celsius. Partly sunny.
25°
27°
weather_partly_sunny
September, no crowd data, average high temperature 27 degrees Celsius, average low temperature 22 degrees Celsius. Partly sunny.
22°
22°
weather_partly_sunny
October, no crowd data, average high temperature 22 degrees Celsius, average low temperature 16 degrees Celsius. Partly sunny.
16°
17°
weather_sun
November, no crowd data, average high temperature 17 degrees Celsius, average low temperature 11 degrees Celsius. Sunny most days.
11°
11°
weather_sun
December, no crowd data, average high temperature 11 degrees Celsius, average low temperature 5 degrees Celsius. Sunny most days.
5°
Monthly weather averages (˚C)

Top landmarks in Kosai

Arai Beach

Whether you want to hunt for sand dollars or smell the fresh air, Arai Beach is a spot you might want to check out, located 4.7 mi (7.6 km) from central Kosai. Catch the sunset by the shore at Arai Benten Beach, just a short walk away.
See properties

Sakichi Toyoda Memorial House

Sakichi Toyoda Memorial House is just one of the landmarks located 5.9 mi (9.5 km) from central Kosai, so you might want to stop by for a few pics during your trip.
See properties

Learn more about Kosai

Kosai is well-known for its attractions such as Arai Beach and Lake Hamana.

See all hotels in Kosai

Check out reviews of Kosai hotels guests love

Hotel Associa Toyohashi

Hotel Associa Toyohashi

10/10 Excellent
"Room was very clean, beds were comfortable, the view was great, and the location is incredibly convenient."
Del 2-night trip
Posted 12 days ago
Hotel Associa Toyohashi

Frequently asked questions

What accommodations do travelers recommend in Kosai?
Hotel Route Inn Hamanako is a property that our guests really like.
Can I book refundable hotels in Kosai?
If you need the flexibility to change your travel plans to Kosai, most properties offer refundable* rates you can book. You can see these accommodations by searching our site and using the "fully refundable" filter to narrow down the results.
What will the weather in Kosai be like during my visit?
August and July are typically the warmest months in Kosai when the average temp is 76°F. January and February are the coldest months when the average temperature is 46°F. July and June are the months with the most rain.
Why should I book my Kosai accommodation with Hotels.com?
There are lots of reasons to book your Kosai trip with us: our free cancellations on selected hotels gives you flexibility, and with One Key™, our rewards program, you will be able to earn and use OneKeyCash™* on all eligible bookings such as hotels, car rentals, flights, vacation rentals and more on Hotels.com, Expedia and Vrbo.