Find hotels in Kosai from Rp502.660

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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 Rp456.964
Rp502.660 total
4 Jan - 5 Jan 2026
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, (187)
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 Rp1.098.658
Rp1.208.524 total
27 Jan - 28 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 Rp777.811
Rp855.592 total
29 Dec - 30 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 Rp1.750.113
Rp2.117.636 total
9 Jan - 10 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, (184)
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 Rp1.370.899
Rp1.507.989 total
25 Jan - 26 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 Rp1.940.482
Rp2.134.530 total
26 Jan - 27 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 Rp3.076.135
Rp3.383.749 total
8 Jan - 9 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 Rp8.487.859
Rp9.336.645 total
4 Jan - 5 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 Rp1.604.235
Rp1.796.743 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 Rp3.422.367
Rp3.796.689 total
4 Jan - 5 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 Rp777.811
Rp855.592 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 Rp3.712.278
Rp4.491.857 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 Rp1.283.388
Rp1.411.726 total
3 Jan - 4 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 Rp5.133.550
Rp5.678.990 total
7 Jan - 8 Jan 2026
Hotel Tatsuki

Henn na Hotel Lagunatenbosch

Henn na Hotel Lagunatenbosch
3.0 star property
Gamagori
8.2 out of 10, Very good, (191)
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 Rp2.262.722
Rp2.737.893 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, (22)
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 Rp7.875.333
Rp9.561.237 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 Rp962.541
Rp1.090.879 total
5 Jan - 6 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 Rp2.086.477
Rp2.327.210 total
6 Jan - 7 Jan 2026
Hamanako Wan Wan Paradise 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.
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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

Find out more about Kosai

Top reasons to visit Kosai

  • Stunning Scenery: Kosai boasts breathtaking landscapes, perfect for both outdoor adventures and romantic getaways.
  • Thrilling Boat Racing: Experience exhilarating boat racing events, offering unique entertainment and excitement.
  • Serene Temples and Lakes: Explore tranquil temples and picturesque lakes that enhance the area's cultural richness.
  • Beautiful Beaches: Enjoy the charm of Kosai's beautiful beaches, ideal for relaxation and leisure activities.
  • Diverse Accommodations: Choose from a range of delightful accommodations, including hot springs and pet-friendly lodgings.

Find great hotels near Kosai

Discover a range of delightful accommodations in Kosai, Shizuoka Prefecture, tailored to suit various preferences. Whether you're seeking a relaxing hot spring experience, a pet-friendly getaway, or facilities suitable for business travel, Kosai offers a charming selection of hotels and guesthouses. Enjoy the basic comforts and distinctive features that make your stay memorable in this picturesque region of Japan.

  • Okadaya Bayside: Nestled 19.3km away from Kosai, Okadaya Bayside offers a charming hotel experience with a focus on comfort and convenience. This property features a delightful restaurant and a buffet breakfast service, ensuring that guests start their day off right. The hotel is equipped with modern entertainment options, including television and pay movies, allowing guests to unwind after a day of exploration. With its welcoming atmosphere and thoughtful amenities, Okadaya Bayside is an excellent choice for travellers seeking a restful stay.
  • Hoshino Resorts KAI Enshu: Located 17.7km from Kosai, Hoshino Resorts KAI Enshu is a luxurious 4-star ryokan that provides a unique hot spring themed getaway. This property boasts a natural hot spring, offering guests the chance to indulge in soothing onsen baths. The ryokan features both indoor and outdoor public onsens, perfect for relaxing in serene surroundings. With its traditional Japanese hospitality and tranquil ambiance, Hoshino Resorts KAI Enshu is ideal for those looking to immerse themselves in the cultural richness of Japan while enjoying a rejuvenating retreat.
  • Hotel JIN (Adult Only): Situated 19.3km from Kosai, Hotel JIN (Adult Only) offers a unique lodging experience designed for adult guests. This hotel features complimentary breakfast options, including a continental spread, ensuring a delightful start to your day. Guests can enjoy modern entertainment amenities such as LCD TVs, digital TV, and premium channels, making it a comfortable place to unwind. The hotel’s adult-only policy provides a serene atmosphere, perfect for couples or solo travellers seeking a peaceful escape.

Where to stay near Kosai

Kosai, nestled in Shizuoka Prefecture, offers a delightful blend of outdoor adventures and stunning scenery, perfect for romantic getaways. As a central hub on Honshu, it's ideally located for exploring nearby Aichi Prefecture, where historical sites and friendly locals await. Whether you're seeking budget-friendly options or immersive cultural experiences, Kosai and its surroundings provide a broad range of activities to suit every traveller's taste.

  • Toyohashi: Situated 20.9km away from Kosai, Toyohashi is a vibrant city known for its outdoor experiences and scenic beauty. The city attracts visitors year-round, with peak travel occurring from July to September. Here, families can enjoy a plethora of activities at local attractions such as amusement parks and water parks. Nature enthusiasts will appreciate the beautiful lakes and urban parks that dot the landscape, providing perfect spots for relaxation and recreation. Whether you're seeking adventure or tranquillity, Toyohashi offers something for everyone.
  • Nishi Ward: Located 12.9km from Kosai, Nishi Ward is a charming neighbourhood that captivates visitors with its romantic scenery and outdoor activities. Like Toyohashi, Nishi Ward sees heightened visitor numbers during the summer months, particularly from July to September. The area features delightful attractions including amusement parks and a renowned music museum, making it an excellent destination for families and couples alike. The picturesque lakes and lush surroundings provide a serene backdrop for leisurely strolls or intimate picnics, enhancing your overall travel experience.
  • Murakushi: A quaint village just 12.9km from Kosai, Murakushi is a hidden gem perfect for those seeking a peaceful escape. With visitor numbers peaking in the summer months, this village offers a delightful mix of outdoor activities and scenic views. The local attractions, such as the beautiful lakes and beaches, are ideal for relaxation and leisure. Visitors can enjoy recreational areas and amusement parks, making it a great destination for families and couples looking for a romantic getaway amidst stunning natural beauty.

Things to do in and around Kosai

Kosai, nestled in Shizuoka Prefecture, is perfect for outdoor and romantic getaways, boasting stunning scenery. Visitors can enjoy various activities, including a thrilling amusement park, rejuvenating body treatments, and recreational areas. A highlight of your visit should be the exhilarating boat racing events, offering an unforgettable experience. Embrace the charm and excitement that Kosai has to offer for a memorable holiday.

Shopping

In Kosai, visit Road Station Shiomisaka for local gifts and souvenirs. If you're up for a drive, Kalmia Mall and Cocola Avenue, both 20.9km away, offer a vibrant shopping experience with a mix of business, entertainment, and family-friendly options.

Recreation

At Bentenjima Seaside Park, unwind by the tranquil shoreline and indulge in leisurely strolls amidst nature. Hamanako Garden Park offers beautiful landscapes for relaxation and picnics. For an energetic experience, visit Hamamatsu Arena, where you can enjoy various sports activities and vibrant atmospheres.

Adventure

In Kosai, explore the thrilling trails of the Aichi-Ken Shizuoka Border, perfect for hiking enthusiasts. Experience the adrenaline rush at Lake Hamana, where you can engage in water sports like jet skiing and paddleboarding, surrounded by breathtaking views of nature.

Nightlife

Kosai offers a vibrant nightlife, perfect for unwinding after a day of exploration. Enjoy a local brew at the lively Kosai Beer Garden or indulge in a late-night meal at Izakaya Shoku. For a relaxed vibe, the cosy Cafe & Bar Kizuna is ideal for cocktails and socialising.

*Distances are measured in a straight line; actual driving distances may vary depending on the route.

Booking tips and Expedia advantages for Kosai

To save money during your visit to Kosai, plan your trip for January to February or June, as these months offer lower accommodation rates compared to peak times like May and August. Tuesdays are the most budget-friendly days to stay, while Saturdays are the priciest. Use Expedia’s search tool to filter for affordable hotels and eco-certified options, and consider booking a package that includes flights, accommodation, and activities to further reduce costs. Additionally, take advantage of free local attractions and utilise public transport for economical travel around the city.

  • The most and least expensive months on average to stay in a hotel: The cheapest months to stay in Kosai are January to February and June, where the prices are slightly lower. This is in comparison to May, August and October, where prices are slightly higher.
  • The most and least expensive days on average to stay in a hotel: The least expensive day to stay in Kosai is Tuesday. The most expensive day to stay in Kosai is Saturday.
  • Find cheap hotels on Expedia: Expedia’s search tool enables you to specify your budget, desired location, and additional preferences. You can organise your search results to display prices in ascending order, ensuring that the most affordable hotels appear at the top. Furthermore, you have the option to refine your choices by hotel category; for instance, selecting the “Eco-certified” filter will showcase sustainable and environmentally friendly hotels that are available for booking.
  • Consider bundling your trip: You can potentially reduce your expenses by booking an Expedia package that combines your Kosai hotel accommodation with your flights and activities.

Find the best attractions near Kosai

Kosai, nestled in Shizuoka Prefecture, is perfect for outdoor and romantic getaways, offering stunning scenery. Visitors can explore a variety of attractions, including serene temples, picturesque lakes, and beautiful beaches. Whether you seek cultural enrichment, family-friendly activities, or an immersive outdoor experience, Kosai caters to all, making it an ideal destination for a memorable holiday.

  • Suzuki Plaza: Located 16.1km from Kosai, Suzuki Plaza is a fascinating transport museum that offers visitors an engaging glimpse into the history of the Suzuki brand. With its family-friendly atmosphere, it's a perfect spot for culture enthusiasts to explore interactive exhibits and learn about the evolution of transportation in Japan.
  • Agatai Shrine: Situated 19.3km from Kosai, Agatai Shrine is a serene cultural site steeped in Japanese tradition. Visitors can experience the tranquillity of the shrine grounds, admire the beautiful architecture, and partake in local rituals, making it a peaceful retreat for reflection and appreciation of Japanese heritage.
  • Lake Hamana: Just 12.9km away, Lake Hamana is a picturesque destination that offers stunning scenery and outdoor activities. Ideal for romantic strolls along the beach, it’s a perfect spot for enjoying nature, water sports, and breathtaking sunsets, ensuring a memorable experience for couples and adventurers alike.

The nearest major airports for your trip to Kosai

For your visit to Kosai, Shizuoka Prefecture, you can fly into several major airports. Chubu Centrair International Airport (NGO) is situated 70.8km away, with nearby hotels like the 3-star Toyoko Inn Chubu International Airport No.2, just 483m from the airport, offering convenient access. Alternatively, Nagoya Komaki Airport (NKM) is 88.5km from Kosai, with options such as the 4.5-star Nagoya Tokyu Hotel, located 8.0km away. Lastly, Mt. Fuji - Shizuoka Airport (FSZ) is 62.8km from Kosai, featuring hotels like HATAGO INN Shizuoka Yoshida IC, 4.8km from the airport. Each airport provides various transportation services to ensure a smooth journey to your destination.

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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