Hotels in Kosai

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Check prices for these dates

This weekend
Jul 3 - Jul 5
Next weekend
Jul 10 - Jul 12

Where to stay in Kosai?

Terrace/patio

Tabist Kosai Hamanako no Yado

Tabist Kosai Hamanako no Yado
2.0 star property
Kosai
7.0 out of 10, Good, (49 reviews)
Experience serene accommodations just steps from Lake Hamana with easy access to Sakichi Toyoda Memorial House. This guesthouse offers complimentary WiFi and parking, plus daily housekeeping for a hassle-free Japanese getaway.
The price is $32
$35 total
Jul 2 - Jul 3
Tabist Kosai Hamanako no Yado
Food and drink

Hotel Route Inn Hamanako

Hotel Route Inn Hamanako
3.0 star property
Kosai
8.0 out of 10, Very Good, (201 reviews)
This Kosai hotel offers convenience just a 10-minute walk from Lake Hamana. Enjoy a meal at the restaurant or grab a drink at the bar while taking advantage of free WiFi and parking. Sakichi Toyoda Memorial House is nearby for cultural exploration.
The price is $68
$75 total
Jul 31 - Aug 1
Hotel Route Inn Hamanako
Private kitchen

Lake&Mountain Hamamatsui inn

Lake&Mountain Hamamatsui inn
2.0 star property
Kita Ward
10.0 out of 10, Exceptional, (1 review)
The price is $43
$47 total
Jul 5 - Jul 6
Lake&Mountain Hamamatsui inn
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, (664 reviews)
Immerse in tranquility at this lakeside retreat offering massage services and seasonal outdoor swimming. A family-friendly children's pool, garden, and free WiFi complement the waterfront experience. Popular Lake Hamana attractions and Hamanako Garden Park await nearby.
The price is $45
$56 total
Jul 14 - Jul 15
Grand Mercure Lake Hamana Resort & Spa
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, (196 reviews)
Immerse in the healing waters of the on-site hot springs at this cozy hotel. Just a 12-minute walk from Toyohashi Station, you'll find easy access to Toyohashi City Museum of Art and History and Yoshida Castle. Free WiFi ensures you stay connected during your Japanese adventure.
The price is $59
$65 total
Jul 5 - Jul 6
Dormy Inn EXPRESS Toyohashi Hot Spring
Lobby

GREENITY IWATA

GREENITY IWATA
3.0 star property
Iwata
9.8 out of 10, Exceptional, (46 reviews)
Unwind at this serene hotel offering complimentary WiFi and parking plus rejuvenating hot springs on site. Located near Yamaha Stadium and Mt. Fuji, with Shizuoka Airport just 48 minutes away by car and Mikuriya Station within a 12-minute drive.
The price is $124
$137 total
Jul 9 - Jul 10
GREENITY IWATA
2 bars/lounges

Hamamatsu Marriott Hotel

Hamamatsu Marriott Hotel
5.0 star property
Naka Ward
9.6 out of 10, Exceptional, (4 reviews)
The price is $80
$97 total
Jul 3 - Jul 4
Hamamatsu Marriott Hotel
View from property

Marugen

Marugen
2.0 star property
Iwata
8.2 out of 10, Very Good, (29 reviews)
Feel refreshed at this charming Iwata lodging where complimentary breakfast starts your day of exploration. Visit nearby Fukuda Beach or Ryuyo Insect Nature Observation Park, then return to enjoy free WiFi and convenient parking.
The price is $77
$85 total
Jul 2 - Jul 3
Marugen
Reception

Hotel Associa Toyohashi

Hotel Associa Toyohashi
4.0 star property
Toyohashi
9.0 out of 10, Wonderful, (1,002 reviews)
This modern hotel features 3 distinct restaurants, including Honohana serving Japanese cuisine. The lobby lounge offers refreshing drinks after exploring nearby Kalmia Mall and Cocola Avenue. Guests consistently praise the excellent condition and prime transit access.
The price is $53
$64 total
Jul 7 - Jul 8
Hotel Associa Toyohashi
Free toiletries, hair dryer, slippers, electronic bidet

Tennomaru

Tennomaru
4.0 star property
Kota
8.8 out of 10, Excellent, (23 reviews)
Immerse in authentic Japanese hospitality at this Kota ryokan with on-site dining at Hoshi no Fune restaurant. Rejuvenate with spa treatments after exploring nearby Gamagori attractions. Free WiFi, parking and train station pickup enhance your tranquil escape.
The price is $173
$190 total
Jul 9 - Jul 10
Tennomaru
Elevator

Toyoko Inn Hamamatsu-eki Minami-guchi

Toyoko Inn Hamamatsu-eki Minami-guchi
3.0 star property
Naka Ward
8.6 out of 10, Excellent, (10 reviews)
The price is $59
$65 total
Jul 6 - Jul 7
Toyoko Inn Hamamatsu-eki Minami-guchi
Property amenity

Comfort Hotel Toyokawa

Comfort Hotel Toyokawa
3.0 star property
Toyokawa
8.6 out of 10, Excellent, (132 reviews)
Wake up to complimentary buffet breakfast at this convenient Toyokawa hotel. Just a short drive from Odabuchi Station, with free WiFi and parking included. Explore nearby Toyokawa Central Library and Geo Space Hall without travel hassles.
The price is $44
$49 total
Jul 12 - Jul 13
Comfort Hotel Toyokawa
2 bars/lounges, lobby lounge

Hotel Arc Riche Toyohashi

Hotel Arc Riche Toyohashi
4.0 star property
Toyohashi
9.4 out of 10, Exceptional, (224 reviews)
Immerse yourself in comfort at this Toyohashi retreat with 2 restaurants and 2 bars. Work out in the fitness center before exploring nearby Cocola Avenue and Kalmia Mall. Just a 2-minute walk from Shin-Toyohashi Station.
The price is $72
$79 total
Jul 2 - Jul 3
Hotel Arc Riche Toyohashi
Marina

Minshuku Takahashi Kashibuneten

Minshuku Takahashi Kashibuneten
2.5 star property
Nishi Ward
9.6 out of 10, Exceptional, (58 reviews)
Immerse yourself in serene Lake Hamana views at this Japanese guesthouse featuring a marina and complimentary WiFi. Explore hiking trails in the surrounding area or visit nearby Ulotto Museum, with free parking for convenient day trips.
The price is $62
$68 total
Jul 3 - Jul 4
Minshuku Takahashi Kashibuneten
Japanese-style House, Ocean View | In-room safe, iron/ironing board, free WiFi

Gamagori Classic Hotel

Gamagori Classic Hotel
3.0 star property
Gamagori
8.2 out of 10, Very Good, (20 reviews)
Unwind at this waterfront hotel offering 2 restaurants and a welcoming bar. Just an 18-minute walk from Gamagori Station, you'll find Takeshima Beach and Fantasy Museum nearby. Enjoy free WiFi, parking, and relaxing garden and terrace spaces.
The price is $244
$295 total
Jul 2 - Jul 3
Gamagori Classic Hotel
Exterior

Toyokawa Grand Hotel

Toyokawa Grand Hotel
2.5 star property
Toyokawa
7.0 out of 10, Good, (4 reviews)
Wake up to scenic vistas in this convenient hotel with easy access to Toyokawa Central Library and Geo Space Hall. Free WiFi and parking enhance your stay, while breakfast options fuel morning adventures. Just a 7-minute drive from Odabuchi Station.
The price is $69
$76 total
Jul 5 - Jul 6
Toyokawa Grand Hotel
Reception

Hotel Route Inn Shinshiro

Hotel Route Inn Shinshiro
3.0 star property
Shinshiro
9.2 out of 10, Wonderful, (488 reviews)
Wake up to peaceful Shinshiro views at this convenient hotel, just a 5-minute walk from the train station. Explore nearby Sakurabuchi Park and Shitaragahara Battlefield with ease. Enjoy thoughtful amenities including free WiFi, complimentary parking, and round-the-clock front desk assistance.
The price is $64
$70 total
Jul 25 - Jul 26
Hotel Route Inn Shinshiro
Hot springs

Hoshino Resorts KAI Enshu

Hoshino Resorts KAI Enshu
4.0 star property
Nishi Ward
10.0 out of 10, Exceptional, (22 reviews)
Immerse yourself in Japanese tradition at this peaceful Lake Hamana retreat. Enjoy complimentary breakfast and WiFi while being minutes away from Hamanako Palpal Theme Park. After a massage, dine at the on-site restaurant before exploring nearby attractions.
The price is $419
$509 total
Jul 15 - Jul 16
Hoshino Resorts KAI Enshu
Front View Suite, Ocean View, East Wing | In-room safe, bed sheets

Hotel Meizanso

Hotel Meizanso
3.5 star property
Gamagori
9.0 out of 10, Wonderful, (22 reviews)
Discover serenity at this Gamagori retreat offering rejuvenating hot springs and a relaxing sauna after adventure. A complimentary shuttle whisks you to Lagunasia, while Mt. Kobo's natural beauty awaits nearby. The café serves refreshments between explorations.
The price is $197
$218 total
Jul 2 - Jul 3
Hotel Meizanso
Front of property - evening/night

APA Hotel Toyohashi Ekimae

APA Hotel Toyohashi Ekimae
3.0 star property
Toyohashi
8.0 out of 10, Very Good, (168 reviews)
Stay at this centrally located hotel with easy access to Kalmia Mall and Cocola Avenue. Enjoy the convenience of a 24-hour front desk and complimentary WiFi throughout your visit. Lake Hamana is within a 15-minute drive, perfect for a day trip during your stay in Toyohashi.
The price is $65
$78 total
Jul 2 - Jul 3
APA Hotel Toyohashi Ekimae
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.
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When is the best time to visit Kosai?

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

Top landmarks in Kosai

Honkoji Temple

Honkoji Temple is 6.5 mi (10.4 km) from central Kosai, why not stop by during your stay.
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Learn more about Kosai

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

See all hotels in Kosai
A coastal city with a marina, buildings, and a forested hill.

Check out reviews of Kosai hotels guests love

Hotel Crown Palais Hamamatsu

Hotel Crown Palais Hamamatsu

8/10 Good
"Was a good days. The only thing I was disappointed about was that the hotel was undergoing renovations and some areas were closed."
Artur 8-night trip
Posted 2 days ago
Hotel Crown Palais Hamamatsu

Frequently asked questions

What accommodations do travelers recommend in Kosai?
Guests like Hotel Route Inn Hamanako, Tabist Kosai Hamanako no Yado and Grand Mercure Lake Hamana Resort & Spa.
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.