Find hotels in Kosai from ฿932

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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, (45)
Japanese hospitality awaits at this waterfront guesthouse. Located near Lake Hamana and Sakichi Toyoda Memorial House, guests enjoy complimentary WiFi and parking. Mt. Fuji - Shizuoka Airport is a 66-minute drive, while Futagawa Station is just 18 minutes away.

"Wonderful hotel. Very quiet. Our room was huge!"
United States
Sigrid
The price is ฿848
฿932 total
25 Dec - 26 Dec
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, (186)
Relax at this inviting Kosai retreat with free WiFi and parking. Enjoy Japanese cuisine at the restaurant or unwind with drinks at the bar. Located just a 10-minute walk from Lake Hamana, with easy access to Sakichi Toyoda Memorial House.

"very good"
Japan
たく
The price is ฿2,047
฿2,251 total
23 Jan - 24 Jan 2026
Hotel Route Inn Hamanako

Tabist IWATA Station Hotel

Tabist IWATA Station Hotel
3.5 star property
Iwata
7.2 out of 10, Good, (151)
Wake to a complimentary continental breakfast at this convenient hotel just steps from Iwata Station. Explore nearby Remains of Totomi Kokubunji Temple, then relax with a drink at the on-site bar. Room service and free WiFi enhance your stay.

"it's reasonable. "
Japan
Takatosi
The price is ฿1,443
฿1,587 total
26 Dec - 27 Dec
Tabist IWATA Station Hotel

Kuretake Inn Iwata

Kuretake Inn Iwata
3.0 star property
Iwata
8.4 out of 10, Very good, (65)
Positioned within a 15-minute drive of Shizuoka Stadium ECOPA, this hotel provides free WiFi, 24-hour front desk service, and convenient access to nearby hiking trails. Cultural attractions like Remains of Totomi Kokubunji Temple are just minutes away.

"The hotel and room were nice. The front desk staff was very helpful in securing us transportation for the following morning. "
United States
Wayne
The price is ฿3,260
฿3,945 total
7 Jan - 8 Jan 2026
Kuretake Inn Iwata

Hotel Route Inn Iwata Inter

Hotel Route Inn Iwata Inter
3.0 star property
Iwata
8.4 out of 10, Very good, (183)
Comfortable accommodation in Iwata with convenient complimentary WiFi, self parking, and wired internet. Just a short drive from Iwata Old Mitsuke School and Yamaha Stadium, this well-maintained hotel offers 24-hour front desk service.

"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 ฿2,681
฿2,949 total
21 Jan - 22 Jan 2026
Hotel Route Inn Iwata Inter

Marugen

Marugen
2.0 star property
Iwata
8.6 out of 10, Excellent, (23)
Experience authentic hospitality at this tranquil Iwata guesthouse, offering complimentary morning meals, WiFi and parking. Explore nearby Fukuda Beach and Ryuyo Insect Nature Observation Park during your stay.

"近くの釣りスポットに行きやすかったです!"
Japan
mathui
Marugen

GREENITY IWATA

GREENITY IWATA
3.0 star property
Iwata
10.0 out of 10, Exceptional, (28)
"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 ฿4,017
฿4,418 total
6 Jan - 7 Jan 2026
GREENITY IWATA

Tennomaru

Tennomaru
4.0 star property
Kota
9.0 out of 10, Wonderful, (19)
Immerse in authentic hospitality at this Japanese ryokan offering spa treatments and delicious cuisine at Hoshi no Fune restaurant. Enjoy convenient free WiFi, parking, and train station pickup while exploring nearby Gamagori attractions.

"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 ฿5,272
฿5,799 total
21 Jan - 22 Jan 2026
Tennomaru

Kaze no Tani no Iori

Kaze no Tani no Iori
4.0 star property
Kota
9.0 out of 10, Wonderful, (4)
Immerse yourself in tranquility at this authentic ryokan offering rejuvenating hot springs and wellness treatments. Located near Gamagori Orange Park, with free WiFi and parking. Explore nearby attractions after indulging in facials or aromatherapy.

"昨年から訪れ始めて今回が3度目です。何をとっても最高です。"
Japan
NORIAKI
The price is ฿15,743
฿17,318 total
5 Jan - 6 Jan 2026
Kaze no Tani no Iori

Hiranoya

Hiranoya
4.0 star property
Gamagori
7.8 out of 10, Good, (116)
Tranquil Japanese accommodation offering rejuvenating massages at the full-service spa. After relaxation, savour refreshments at the café. Mt. Kobo and Lagunasia attractions are nearby, with free WiFi and parking for convenience.

"Yosh"
United States
Eric
The price is ฿2,976
฿3,333 total
5 Jan - 6 Jan 2026
Hiranoya

Tenku Kaiyu no Yado Suehiro

Tenku Kaiyu no Yado Suehiro
3.5 star property
Nishiuracho
7.8 out of 10, Good, (54)
Immerse in rejuvenating hot springs at this traditional ryokan in Gamagori. Minutes from Nishiura Onsen, the property offers complimentary beach shuttle and parking. Enjoy tranquil ocean vistas while experiencing authentic Japanese hospitality.

"Great dinner and breakfast. Enomous amount of food, including steak, lobster, fish, pork, rice, soup, dessert. Roof top onsen has a great view. The hotel is also walk distance to a famous sunset viewing spot. The room is a little bit old but clean and nice."
Saudi Arabia
Tyler Francis
Tenku Kaiyu no Yado Suehiro

Hotel Meizanso

Hotel Meizanso
3.5 star property
Gamagori
9.0 out of 10, Wonderful, (17)
Experience tranquility with on-site hot springs and convenient amenities like a café and sauna. A complimentary theme park shuttle takes you to nearby attractions, while free parking makes exploring the area effortless. Perfect for a rejuvenating Japanese getaway.

"Wonderful hotel and room. Great view of ocean. Onsen was really nice. Japanese breakfasts and dinners outstanding. Staff so very nice and helpful. I hope to go back some day. "
United States
Sally
The price is ฿6,348
฿7,042 total
5 Jan - 6 Jan 2026
Hotel Meizanso

Tabist Katahara Resort Gamagori

Tabist Katahara Resort Gamagori
2.5 star property
Gamagori
6.6 out of 10, (22)
Surrounded by natural beauty, this Katahara hotel offers daily housekeeping and complimentary parking. Just a 20-minute walk from Mikawa Kashima Station and close to the Gamagori Museum, it provides a peaceful base with in-room coffeemakers.

"Considering the price, it makes sense"
Japan
しんいち
The price is ฿1,443
฿1,587 total
11 Jan - 12 Jan 2026
Tabist Katahara Resort Gamagori

Gamagori Classic Hotel

Gamagori Classic Hotel
3.0 star property
Gamagori
8.0 out of 10, Very good, (16)
Experience timeless charm at this waterfront hotel with 2 restaurants and a welcoming bar/lounge. Just an 18-minute walk from Gamagori Station with Takeshima Beach and Fantasy Museum nearby. Enjoy the garden terrace, free WiFi and parking.

"竹島へのロケーションがとても良い"
Japan
??
The price is ฿6,886
฿8,331 total
12 Jan - 13 Jan 2026
Gamagori Classic Hotel

Hotel Route Inn Shinshiro

Hotel Route Inn Shinshiro
3.0 star property
Shinshiro
9.2 out of 10, Wonderful, (473)
Within a 5-minute walk of Shinshiro Station, this hotel offers complimentary WiFi and parking. Visit nearby Sakurabuchi Park and Shitaragahara Battlefield. Guests consistently praise the helpful staff for enhancing their stay in this convenient Shinshiro location.

"Nice spa, with free breakfast and a coffee area lounge. "
United States
Dwight
The price is ฿2,380
฿2,618 total
5 Jan - 6 Jan 2026
Hotel Route Inn Shinshiro

Hotel Tatsuki

Hotel Tatsuki
3.0 star property
Nishiuracho
6.0 out of 10, (2)
Immerse in tranquility at this Gamagori hotel, featuring relaxing hot springs on site. Just a short drive from Nishiura Station and beautiful Nishiura Onsen Beach. Enjoy free parking and 10 meeting rooms for business needs.

"色々な温泉宿に行きましたが、食事最高でした。食べきれない位、量と質。老舗とあって、建物は古いですが、 また行きたいです。"
Japan
ミナミ
The price is ฿9,522
฿10,533 total
25 Dec - 26 Dec
Hotel Tatsuki

Henn na Hotel Lagunatenbosch

Henn na Hotel Lagunatenbosch
3.0 star property
Gamagori
8.2 out of 10, Very good, (190)
Located in Gamagori, this unique hotel offers free WiFi and parking. Minutes from Lagunasia amusement park and Mt. Kobo, the hotel provides easy access to attractions. Guests consistently praise the excellent condition of this innovative property.

"Starting from entrance our baby really love it because of realistic Dinosaur’s that welcoming every guest,I was also surprised of a spacious room & very clean room very relaxing, And my husband really loved the breakfast a lot of choices and they prepared it perfect. "
United States
Carina
The price is ฿4,197
฿5,078 total
5 Jan - 6 Jan 2026
Henn na Hotel Lagunatenbosch

Hoshino Resorts KAI Enshu

Hoshino Resorts KAI Enshu
4.0 star property
Nishi Ward
10.0 out of 10, Exceptional, (21)
Immerse in Japanese tranquility at this lakeside retreat offering complimentary breakfast, WiFi, and parking. Rejuvenate with expert massages before dining at the on-site restaurant. Hamanako Palpal Theme Park awaits nearby.

"Beautiful resort with a nice Onsen."
United States
Janet
The price is ฿14,607
฿17,734 total
6 Jan - 7 Jan 2026
Hoshino Resorts KAI Enshu

Gamagori Hotel

Gamagori Hotel
3.0 star property
Gamagori
6.8 out of 10, (122)
Located near Takeshima Fantasy Museum and Mt. Kobo, this hotel offers relaxing massages and body treatments. Guests appreciate the convenient free WiFi, complimentary parking, and easy access to Gamagori Station.

"Quiet comfortable"
United States
Mario
The price is ฿1,785
฿2,023 total
6 Jan - 7 Jan 2026
Gamagori Hotel

Hamanako Wan Wan Paradise Hotel

Hamanako Wan Wan Paradise Hotel
3.0 star property
Nishi Ward
8.4 out of 10, Very good, (45)
Traditional Japanese ryokan situated on Lake Hamana with rejuvenating hot springs on site. Just a short drive from Hamamatsu City Zoo, this tranquil retreat offers convenient 24-hour front desk service and complimentary parking.

"スタッフの対応"
Japan
yukie
The price is ฿3,870
฿4,316 total
23 Jan - 24 Jan 2026
Hamanako Wan Wan Paradise Hotel
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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: Hotel, 1-minute walk from Lake Hamana. Provides 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 7 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.

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