Kosai Hotels from S$37

  • Change your mind

    Book hotels with free cancellation
  • Treat yourself

    Sign in to save 10% or more on thousands of hotels
  • Be picky

    Search almost a million properties worldwide

Check prices for these dates

Filter by

Guest rating
Guest rating
Star rating

Our top choices for Kosai hotels

Tabist Kosai Hamanako no Yado

Tabist Kosai Hamanako no Yado
2.0 star property
Kosai
7.0 out of 10, Good, (49 reviews)
"Wonderful hotel. Very quiet. Our room was huge!"
United States
Sigrid
The price is S$37
31 May - 1 Jun
Tabist Kosai Hamanako no Yado

Hotel Route Inn Hamanako

Hotel Route Inn Hamanako
3.0 star property
Kosai
8.0 out of 10, Very good, (195 reviews)
"very good"
Japan
たく
The price is S$95
15 Jun - 16 Jun
Hotel Route Inn Hamanako

Marugen

Marugen
2.0 star property
Iwata
8.4 out of 10, Very good, (28 reviews)
"洗面台ハンドル水漏れ、コンセント割れ危ない。窓網戸があまりに汚くさわる気にならない。カーテンをあけることはなかった。口コミは良い印象だったが、実際はそうでもなくて残念。値段が安くても最低限清潔にはしておいてほしい。"
Japan
Masahiro
The price is S$112
20 May - 21 May
Marugen

GREENITY IWATA

GREENITY IWATA
3.0 star property
Iwata
9.8 out of 10, Exceptional, (42 reviews)
"Everything about the hotel was amazing. From the room layout and appearance to the bar and staff. I will definitely be staying here again the next time I come to Japan."
United States
Jonathan
The price is S$170
15 Jun - 16 Jun
GREENITY IWATA

villa vacances hamanako

villa vacances hamanako
5.0 star property
Nishi Ward
The price is S$858
28 May - 29 May
villa vacances hamanako

Hotel Route Inn Shinshiro

Hotel Route Inn Shinshiro
3.0 star property
Shinshiro
9.2 out of 10, Wonderful, (484 reviews)
"Very clean and very friendly staff."
United States
Jeremiah
The price is S$92
13 Jun - 14 Jun
Hotel Route Inn Shinshiro

Comfort Hotel Toyokawa

Comfort Hotel Toyokawa
3.0 star property
Toyokawa
8.6 out of 10, Excellent, (131 reviews)
"Simple but reliable and good hotel for a fair price. "
United States
Henry
The price is S$66
31 May - 1 Jun
Comfort Hotel Toyokawa

Hazu Gassyo

Hazu Gassyo
3.0 star property
Shinshiro
8.8 out of 10, Excellent, (5 reviews)
"愛知県の自然に囲まれた素敵なお宿でした。愛知県在住ですが、なかなか県内旅行の機会はありませんでした。今回コロナで県外への行動制限により、このような発見ができてよかったです。古い建物ですので最新の設備ではありませんが、清潔で快適に過ごすことができました。(自然の中ですので虫は仕方がないと思います。) お食事も地産地消で楽しめました。忘れ物をしてしまいましたが、丁寧な梱包で迅速に対応して頂けました。"
Japan
Anonymous traveller
The price is S$545
24 May - 25 May
Hazu Gassyo

Dormy Inn EXPRESS Toyohashi Hot Spring

Dormy Inn EXPRESS Toyohashi Hot Spring
3.0 star property
Toyohashi
9.0 out of 10, Wonderful, (193 reviews)
"Nice size room and friendly staff!"
United States
Matthew
The price is S$77
17 May - 18 May
Dormy Inn EXPRESS Toyohashi Hot Spring

Kuretake Inn Hamamatsu Nishi Inter

Kuretake Inn Hamamatsu Nishi Inter
3.0 star property
Naka Ward
8.0 out of 10, Very good, (164 reviews)
"ワンドリンクサービスが良いです。"
Japan
Mami
The price is S$160
29 May - 30 May
Kuretake Inn Hamamatsu Nishi Inter

Comfort Hotel Toyohashi

Comfort Hotel Toyohashi
3.0 star property
Toyohashi
8.8 out of 10, Excellent, (238 reviews)
"Room spacious & comfortable. Spotless presentation. Staff accommodating & helpful. Have stayed here before & would definitely come again. Visiting family in the area. Breakfast adequate - limited for vegetarians; still able to find enough to satisfy. "
Australia
Jeanette
The price is S$66
17 May - 18 May
Comfort Hotel Toyohashi

Toyoko Inn Toyohashi Station Higashi

Toyoko Inn Toyohashi Station Higashi
3.0 star property
Toyohashi
8.0 out of 10, Very good, (246 reviews)
"The usual comfortable, efficient, friendly and value-for-money stay that we always experience at Toyoko Inn. "
Australia
John
The price is S$86
24 May - 25 May
Toyoko Inn Toyohashi Station Higashi

Okadaya Bayside

Okadaya Bayside
3.0 star property
Toyohashi
7.2 out of 10, Good, (53 reviews)
"good"
Japan
??
The price is S$68
17 May - 18 May
Okadaya Bayside

Hazuki

Hazuki
3.0 star property
Shinshiro
9.4 out of 10, Exceptional, (19 reviews)
"Nice"
Japan
Tomoki
The price is S$301
2 Jun - 3 Jun
Hazuki

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, (108 reviews)
"good"
Japan
umi
The price is S$92
17 May - 18 May
Just Inn Premium Toyohashi Station Shinkansen Guchi

Hotel Route Inn Iwata Inter

Hotel Route Inn Iwata Inter
3.0 star property
Iwata
8.4 out of 10, Very good, (196 reviews)
"Next to a small shopping center with a super market and a couple of restaurants. Hotel is right next to the highway exit"
United States
Evan
The price is S$87
31 May - 1 Jun
Hotel Route Inn Iwata Inter

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, (651 reviews)
"Nice place, clean room and great facilities around the hotel complex. Free parking. Awesome breakfast with choices of different cuisine. "
Australia
Edmond
The price is S$104
1 Jun - 2 Jun
Grand Mercure Lake Hamana Resort & Spa

APA Hotel Toyohashi Ekimae

APA Hotel Toyohashi Ekimae
3.0 star property
Toyohashi
8.0 out of 10, Very good, (166 reviews)
"The towels smelled bad."
Japan
Toshihide
The price is S$102
17 May - 18 May
APA Hotel Toyohashi Ekimae

Hotel Arc Riche Toyohashi

Hotel Arc Riche Toyohashi
3.5 star property
Toyohashi
9.4 out of 10, Exceptional, (210 reviews)
"A modern and newly built hotel offering complimentary drinks in a pleasant library-style bar. The location is very convenient, with many restaurants and shops nearby, and it also offers a great view of the city. We enjoyed our stay."
Singapore
Echo
The price is S$101
27 May - 28 May
Hotel Arc Riche Toyohashi

Hamamatsu Marriott Hotel

Hamamatsu Marriott Hotel
2.0 star property
Naka Ward
The price is S$125
17 May - 18 May
Hamamatsu Marriott Hotel
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.
Save an average of 15% on thousands of hotels when you're signed in

Stay near popular Kosai attractions

Learn more about Kosai

Between the golden shores of Arai Benten Beach and the tranquil waters of Lake Hamana, visitors find perfect spots for swimming and watersports. Explore the historic Sakichi Toyoda Memorial House before visiting ancient Ogaji Temple where locals still come to pray beneath centuries-old trees.

Top Kosai Hotel Reviews

More cheap stays in Kosai

Frequently asked questions

What's the best place for a stay in Kosai?
Based on our traveller data, Hotel Route Inn Hamanako is one of the top choices for your stay. This hotel is a short 7-minute walk from Lake Hamana, and it offers a restaurant and free parking. Tabist Kosai Hamanako no Yado is another good option for your stay. See all available top hotels, or vacation rentals in Kosai.
If I need to cancel my hotel reservation in Kosai, will I receive a refund?
Yes! The majority of hotel room reservations are fully refundable provided that you cancel prior to the hotel's cancellation deadline, which is often 24 or 48 hours before your arrival date. If you booked a non-refundable reservation, you may still be able to cancel and be given a refund within 24 hours of booking. Filter your search by fully refundable to find flexible hotel deals in Kosai.
What are some accommodation options with pools in Kosai?
Grand Mercure Lake Hamana Resort & Spa: Offers a children's pool, a seasonal outdoor pool and spa services. View all hotels with pools in Kosai.
What's it like staying in Kosai?
Visitors can enjoy all that Kosai has to offer, including its beaches. In Kosai, there are 8 hotels and other accommodation options to choose from. Find out more about Kosai.
What should I see while I'm in Kosai?
Natural beauty is on display at Arai Beach, Lake Hamana and Arai Benten Beach. Additionally, you might want to add Sakichi Toyoda Memorial House to your itinerary. Take a look at what more there is to see and do in Expedia's Kosai guide.
What's the seasonal weather like in Kosai?
The hottest months are usually August and July, with an average temperature of 25°C, while the coldest months are January and February, with an average of 8°C. The rainiest months in Kosai are July, June, September and October, with each month seeing an average of 293 mm of rainfall.