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
Feb 7 - Feb 8
Tomorrow
Feb 8 - Feb 9
Next weekend
Feb 13 - Feb 15
In two weeks
Feb 20 - Feb 22

Where to stay in Kosai?

Food and drink
Hotel Route Inn Hamanako
Hotel Route Inn Hamanako
3.0 star property
Kosai
8.0 out of 10, Very Good, (188 reviews)
  • cleanliness
    Unwind near Lake Hamana with soothing amenities and easy access to attractions.
The price is $63
$70 total
Feb 22 - Feb 23
Hotel Route Inn Hamanako
Terrace/patio
Tabist Kosai Hamanako no Yado
Tabist Kosai Hamanako no Yado
2.0 star property
Kosai
7.0 out of 10, Good, (46 reviews)
  • cleanliness
    Lakeside tranquility meets Japanese hospitality at this guesthouse near Lake Hamana.
The price is $27
$29 total
Feb 17 - Feb 18
Tabist Kosai Hamanako no Yado
View from property
Minshuku Takahashi Kashibuneten
Minshuku Takahashi Kashibuneten
2.5 star property
Nishi Ward
9.6 out of 10, Exceptional, (55 reviews)
  • cleanliness
    Tranquil lakeside retreat with marina access and mountain hiking trails nearby.
The price is $60
$66 total
Feb 18 - Feb 19
Minshuku Takahashi Kashibuneten
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
4.0 star property
Nishi Ward
8.0 out of 10, Very Good, (618 reviews)
  • cleanliness
    Stay steps from Lake Hamana at this serene spa resort with outdoor pool.
The price is $58
$72 total
Mar 9 - Mar 10
Grand Mercure Lake Hamana Resort & Spa
Luxury Tent | In-room safe, individually decorated, individually furnished
villa vacances hamanako
villa vacances hamanako
5.0 star property
Nishi Ward
  • cleanliness
    Recharge on Lake Hamana with a spa retreat at this luxurious holiday park.
The price is $535
$589 total
Feb 9 - Feb 10
villa vacances hamanako
Public bath
Hotel Listel Hamanako
Hotel Listel Hamanako
3.0 star property
Kita Ward
6.0 out of 10, (18 reviews)
  • cleanliness
    Lakeside getaway near popular attractions with outdoor pool and free bikes.
The price is $130
$145 total
Feb 10 - Feb 11
Hotel Listel Hamanako
Hot springs
Hamanako Kanzanjionsen Hotel Kikusuitei
Hamanako Kanzanjionsen Hotel Kikusuitei
3.0 star property
Nishi Ward
7.4 out of 10, Good, (36 reviews)
  • cleanliness
    Serene Lake Hamana escape with onsite hot springs and traditional ryokan charm.
Hamanako Kanzanjionsen Hotel Kikusuitei
Economy Japanese Style Room with Shared Bathroom, Smoking | Bed sheets
Matsuichi
Matsuichi
2.5 star property
Nishi Ward
5.4 out of 10, (3 reviews)
The price is $81
$89 total
Feb 17 - Feb 18
Matsuichi
Public bath
Hamanako Wan Wan Paradise Hotel
Hamanako Wan Wan Paradise Hotel
3.0 star property
Kanzanjicho
8.6 out of 10, Excellent, (48 reviews)
  • cleanliness
    Find calm by Lake Hamana with onsite hot springs and nearby zoo access.
The price is $124
$139 total
Feb 9 - Feb 10
Hamanako Wan Wan Paradise Hotel
In-room safe
Ryokan Kinsui
Ryokan Kinsui
3.0 star property
Kita Ward
8.0 out of 10, Very Good, (1 review)
  • cleanliness
    Tranquil lakeside ryokan where traditional Japanese hospitality meets scenic beauty.
The price is $382
$421 total
Feb 17 - Feb 18
Ryokan Kinsui
Exterior
Hotel Villa Kuretake
Hotel Villa Kuretake
3.5 star property
Naka Ward
8.0 out of 10, Very Good, (112 reviews)
  • cleanliness
    Serene lakeside escape with traditional Japanese amenities near Hamamatsu.
The price is $72
$88 total
Feb 13 - Feb 14
Hotel Villa Kuretake
Daily buffet breakfast (JPY 500 per person)
Okadaya Bayside
Okadaya Bayside
3.0 star property
Toyohashi
7.4 out of 10, Good, (48 reviews)
  • cleanliness
    Relaxing beachside retreat with free perks near Aqua Arena Toyohashi.
The price is $53
$59 total
Feb 18 - Feb 19
Okadaya Bayside
Hot springs
Dormy Inn EXPRESS Toyohashi Hot Spring
Dormy Inn EXPRESS Toyohashi Hot Spring
3.0 star property
Toyohashi
9.0 out of 10, Wonderful, (165 reviews)
  • cleanliness
    Experience restorative hot springs at this Toyohashi hotel near popular attractions.
The price is $64
$70 total
Mar 3 - Mar 4
Dormy Inn EXPRESS Toyohashi Hot Spring
Reception
Grand Hotel Hamamatsu
Grand Hotel Hamamatsu
2.5 star property
Naka Ward
7.4 out of 10, Good, (34 reviews)
  • cleanliness
    Tranquil hotel near Hamamatsu Station with easy access to local attractions.
The price is $57
$63 total
Mar 9 - Mar 10
Grand Hotel Hamamatsu
Front of property - evening/night
Hotel Sorriso Hamamatsu
Hotel Sorriso Hamamatsu
3.0 star property
Naka Ward
8.4 out of 10, Very Good, (466 reviews)
  • cleanliness
    Japanese retreat with rail access and free daily breakfast near Lake Hamana.
The price is $56
$68 total
Feb 15 - Feb 16
Hotel Sorriso Hamamatsu
Front of property
EN HOTEL Hamamatsu
EN HOTEL Hamamatsu
3.0 star property
Naka Ward
8.0 out of 10, Very Good, (359 reviews)
  • cleanliness
    Located in Hamamatsu with effortless access to the central station, this hotel offers comfort and convenience.
The price is $38
$46 total
Feb 8 - Feb 9
EN HOTEL Hamamatsu
Exterior
Hotel South Garden Hamamatsu
Hotel South Garden Hamamatsu
2.5 star property
Naka Ward
7.8 out of 10, Good, (44 reviews)
  • cleanliness
    Modern hotel just steps from Hamamatsu Station, perfect for exploring city attractions.
The price is $38
$41 total
Feb 8 - Feb 9
Hotel South Garden Hamamatsu
Exterior
Hotel Ascent Hamamatsu
Hotel Ascent Hamamatsu
3.0 star property
Naka Ward
7.6 out of 10, Good, (162 reviews)
  • cleanliness
    Sleek hotel steps from Hamamatsu Station with easy access to city attractions.
Hotel Ascent Hamamatsu
Restaurant
HOTEL SUI HAMAMATSU
HOTEL SUI HAMAMATSU
3.5 star property
Naka Ward
9.0 out of 10, Wonderful, (278 reviews)
  • cleanliness
    Central hotel near Hamamatsu Station with easy access to castle and museums.
The price is $51
$56 total
Feb 8 - Feb 9
HOTEL SUI HAMAMATSU
Property entrance
Hotel Ascent Plaza Hamamatsu
Hotel Ascent Plaza Hamamatsu
3.0 star property
Naka Ward
7.8 out of 10, Good, (117 reviews)
  • cleanliness
    Wake up next to Hamamatsu Station, with easy access to Lake Hamana and city sights.
The price is $55
$60 total
Feb 22 - Feb 23
Hotel Ascent Plaza 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 February
Currently viewing crowd sizes and weather for February.
Typical weather for Kosai
February
High 10°C / low 3°C. Sunny most days.
View properties in February
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°
9°
weather_sun
January, no crowd data, average high temperature 9 degrees Celsius, average low temperature 3 degrees Celsius. Sunny most days.
3°
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

Myoryuji Temple

Myoryuji Temple is 6.5 mi (10.4 km) from central Kosai, why not stop by during your stay.
See properties

Learn more about Kosai

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

See all hotels in Kosai

Check out reviews of Kosai hotels guests love

Hotel Arc Riche Toyohashi

Hotel Arc Riche Toyohashi

10/10 Excellent
"Clean"
Steven 1-night trip
Posted 6 days ago
Hotel Arc Riche Toyohashi

Frequently asked questions

What accommodations do travelers recommend in Kosai?
Hotel Route Inn Hamanako and Tabist Kosai Hamanako no Yado are a couple of properties 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.