A stone lantern, a pine tree, and a coastal view.

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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, (49 reviews)
"Wonderful hotel. Very quiet. Our room was huge!"
United States
Sigrid
$27 nightly
The price is $30
Jul 20 - Jul 21
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, (202 reviews)
"Quite place & clean ,Parking is wide"
Japan
RESTITUTA BULFA
$75 nightly
The price is $83
Aug 2 - Aug 3
Hotel Route Inn Hamanako

Lake&Mountain Hamamatsui inn

Lake&Mountain Hamamatsui inn
2.0 star property
Kita Ward
10.0 out of 10, Exceptional, (1 review)
"ć„ćŖć•ę¹–ć®ćƒć‚¹é‡£ć‚Šć§ę³Šć¾ć‚Šč¾¼ćæć§ćć¾ć—ćŸć€‚ čæ‘ćć¦ć€åæ«é©ć€čØ­å‚™ć‚‚ćŖć„ć§ć™ć€‚ ä½•ć‚ˆć‚Šå®‰ć„ć§ć™ć€‚ ć¾ćŸę³Šć¾ć‚Šć¾ć™ć€‚"
Japan
Koji
$39 nightly
The price is $44
Jul 17 - Jul 18
Lake&Mountain Hamamatsui inn

GREENITY IWATA

GREENITY IWATA
3.0 star property
Iwata
9.8 out of 10, Exceptional, (48 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
$126 nightly
The price is $140
Aug 4 - Aug 5
GREENITY IWATA

Hamamatsu Marriott Hotel

Hamamatsu Marriott Hotel
5.0 star property
Naka Ward
9.6 out of 10, Exceptional, (4 reviews)
"Staff was amazing. Gorgeous faculty. Large, well appointed rooms. Will definitely recommend to friends"
United States
Linda
$88 nightly
The price is $97
Jul 17 - Jul 18
Hamamatsu Marriott Hotel

Hotel Route Inn Shinshiro

Hotel Route Inn Shinshiro
3.0 star property
Shinshiro
9.2 out of 10, Wonderful, (489 reviews)
"Very clean and very friendly staff."
United States
Jeremiah
$66 nightly
The price is $73
Aug 2 - Aug 3
Hotel Route Inn Shinshiro

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, (665 reviews)
"Great breakfast, really nice onsen. "
United Kingdom
Katarina
$49 nightly
The price is $56
Jul 22 - Jul 23
Grand Mercure Lake Hamana Resort & Spa

Tabist IWATA Station Hotel

Tabist IWATA Station Hotel
3.5 star property
Iwata
7.2 out of 10, Good, (167 reviews)
"Convenient location near the train station and the staff were all really friendly "
United Kingdom
Jamie Lee
$36 nightly
The price is $40
Aug 3 - Aug 4
Tabist IWATA Station Hotel

Marugen

Marugen
2.0 star property
Iwata
8.2 out of 10, Very Good, (29 reviews)
"ę“—é¢å°ćƒćƒ³ćƒ‰ćƒ«ę°“ę¼ć‚Œć€ć‚³ćƒ³ć‚»ćƒ³ćƒˆå‰²ć‚Œå±ćŖć„ć€‚ēŖ“ē¶²ęˆøćŒć‚ć¾ć‚Šć«ę±šćć•ć‚ć‚‹ę°—ć«ćŖć‚‰ćŖć„ć€‚ć‚«ćƒ¼ćƒ†ćƒ³ć‚’ć‚ć‘ć‚‹ć“ćØćÆćŖć‹ć£ćŸć€‚å£ć‚³ćƒŸćÆč‰Æć„å°č±”ć ć£ćŸćŒć€å®Ÿéš›ćÆćć†ć§ć‚‚ćŖćć¦ę®‹åæµć€‚å€¤ę®µćŒå®‰ćć¦ć‚‚ęœ€ä½Žé™ęø…ę½”ć«ćÆć—ć¦ćŠć„ć¦ć»ć—ć„ć€‚"
Japan
Masahiro
$62 nightly
The price is $68
Aug 3 - Aug 4
Marugen

Gamagori Hotel

Gamagori Hotel
3.0 star property
Gamagori
6.8 out of 10, (132 reviews)
"Quiet comfortable"
United States
Mario
$45 nightly
The price is $52
Jul 20 - Jul 21
Gamagori Hotel

Kuretake Inn Hamamatsu Nishi Inter

Kuretake Inn Hamamatsu Nishi Inter
3.0 star property
Naka Ward
8.0 out of 10, Very Good, (166 reviews)
"ćƒÆćƒ³ćƒ‰ćƒŖćƒ³ć‚Æć‚µćƒ¼ćƒ“ć‚¹ćŒč‰Æć„ć§ć™ć€‚"
Japan
Mami
$104 nightly
The price is $115
Jul 17 - Jul 18
Kuretake Inn Hamamatsu Nishi Inter

Comfort Hotel Toyokawa

Comfort Hotel Toyokawa
3.0 star property
Toyokawa
8.6 out of 10, Excellent, (132 reviews)
"Simple but reliable and good hotel for a fair price. "
United States
Henry
$47 nightly
The price is $51
Jul 20 - Jul 21
Comfort Hotel Toyokawa

Toyokawa Grand Hotel

Toyokawa Grand Hotel
2.5 star property
Toyokawa
7.0 out of 10, Good, (4 reviews)
$56 nightly
The price is $62
Jul 26 - Jul 27
Toyokawa Grand Hotel

Tennomaru

Tennomaru
4.0 star property
Kota
8.8 out of 10, Excellent, (23 reviews)
"éœ²å¤©é¢Øå‘‚ćŒē†±ćć¦å…„ć‚ŒćŖć‹ć£ćŸć®ćŒę®‹åæµć€‚ éƒØå±‹ć‹ć‚‰ć®ę™Æč‰²ćÆč‰Æć‹ć£ćŸć§ć™ć€‚"
Japan
ć‚µćƒˆć‚·
$165 nightly
The price is $185
Aug 15 - Aug 16
Tennomaru

Toyoko Inn Hamamatsu-eki Minami-guchi

Toyoko Inn Hamamatsu-eki Minami-guchi
3.0 star property
Naka Ward
8.8 out of 10, Excellent, (11 reviews)
"ćØć«ć‹ćć‚¹ć‚æćƒƒćƒ•ć®ę–¹ć®åÆ¾åæœćŒč‰Æćć€ę°—ęŒć”ć‚ˆćéŽć”ć›ć¾ć—ćŸć€‚"
Japan
Takako
$58 nightly
The price is $64
Jul 17 - Jul 18
Toyoko Inn Hamamatsu-eki Minami-guchi

Hotel Route Inn Iwata Inter

Hotel Route Inn Iwata Inter
3.0 star property
Iwata
8.4 out of 10, Very Good, (199 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
$64 nightly
The price is $70
Jul 26 - Jul 27
Hotel Route Inn Iwata Inter

Minshuku Takahashi Kashibuneten

Minshuku Takahashi Kashibuneten
2.5 star property
Nishi Ward
9.6 out of 10, Exceptional, (58 reviews)
"The view and the owner is very helpful and kind"
United States
Yoong
$54 nightly
The price is $59
Aug 16 - Aug 17
Minshuku Takahashi Kashibuneten

Dormy Inn EXPRESS Toyohashi Hot Spring

Dormy Inn EXPRESS Toyohashi Hot Spring
3.0 star property
Toyohashi
9.0 out of 10, Wonderful, (197 reviews)
"Nice size room and friendly staff!"
United States
Matthew
$51 nightly
The price is $56
Jul 20 - Jul 21
Dormy Inn EXPRESS Toyohashi Hot Spring

Hazu Gassyo

Hazu Gassyo
3.0 star property
Shinshiro
8.8 out of 10, Excellent, (5 reviews)
"ę„›ēŸ„ēœŒć®č‡Ŗē„¶ć«å›²ć¾ć‚ŒćŸē“ ę•µćŖćŠå®æć§ć—ćŸć€‚ę„›ēŸ„ēœŒåœØä½ć§ć™ćŒć€ćŖć‹ćŖć‹ēœŒå†…ę—…č”Œć®ę©Ÿä¼šćÆć‚ć‚Šć¾ć›ć‚“ć§ć—ćŸć€‚ä»Šå›žć‚³ćƒ­ćƒŠć§ēœŒå¤–ćøć®č”Œå‹•åˆ¶é™ć«ć‚ˆć‚Šć€ć“ć®ć‚ˆć†ćŖē™ŗč¦‹ćŒć§ćć¦ć‚ˆć‹ć£ćŸć§ć™ć€‚å¤ć„å»ŗē‰©ć§ć™ć®ć§ęœ€ę–°ć®čØ­å‚™ć§ćÆć‚ć‚Šć¾ć›ć‚“ćŒć€ęø…ę½”ć§åæ«é©ć«éŽć”ć™ć“ćØćŒć§ćć¾ć—ćŸć€‚(č‡Ŗē„¶ć®äø­ć§ć™ć®ć§č™«ćÆä»•ę–¹ćŒćŖć„ćØę€ć„ć¾ć™ć€‚) ćŠé£Ÿäŗ‹ć‚‚åœ°ē”£åœ°ę¶ˆć§ę„½ć—ć‚ć¾ć—ćŸć€‚åæ˜ć‚Œē‰©ć‚’ć—ć¦ć—ć¾ć„ć¾ć—ćŸćŒć€äøåÆ§ćŖę¢±åŒ…ć§čæ…é€Ÿć«åÆ¾åæœć—ć¦é ‚ć‘ć¾ć—ćŸć€‚"
Japan
Anonymous traveler
$395 nightly
The price is $436
Jul 28 - Jul 29
Hazu Gassyo

Okadaya Bayside

Okadaya Bayside
3.0 star property
Toyohashi
7.2 out of 10, Good, (56 reviews)
"good"
Japan
??
$46 nightly
The price is $51
Aug 2 - Aug 3
Okadaya Bayside
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.

A coastal city with a marina, buildings, and a forested hill.

Top Kosai Hotel Reviews

More cheap stays in Kosai

Frequently asked questions

What is the best area to stay in Kosai?
The best area to stay in Kosai is around Washizu Station, which serves as the city's main transportation hub and offers convenient access to local attractions.

This area is ideal for travelers who prioritize ease of movement and access to amenities. It's centrally located within Kosai, making it simple to reach various points of interest via local transport. The hotels in this vicinity generally offer a good balance of quality and convenience, often including amenities like restaurants and easy check-in/check-out processes.

For solo travelers or business visitors, staying near Washizu Station is particularly beneficial. Its direct connection to the JR Tokaido Line allows for straightforward travel throughout the region, whether you're heading to nearby cities for meetings or exploring Kosai's attractions like Lake Hamana or the Kosai City Museum.
What are the best budget hotels in Kosai?
For a highly-rated budget hotel in Kosai, consider the Hotel Route Inn Hamanako.

This 3-star hotel, with an 8.0 rating, offers a convenient stay with complimentary self-parking, free toiletries, and free WiFi. It also provides free parking for RVs, buses, and trucks, and even has an electric car charging station. The hotel is located just 0.3 miles from Honkoji Temple and 3.4 miles from Lake Hamana.
What are the best hotels in Kosai near Lake Hamana?
For hotels in Kosai near Lake Hamana, the Hotel Route Inn Hamanako is a great option.

This 3-star hotel, with an 8.0 rating, offers a convenient location just 3.4 miles from Lake Hamana. Guests can benefit from amenities such as free WiFi, free self-parking, and electric car charging stations. The hotel also provides free toiletries. It is also only 0.4 miles from Myoryuji Temple.
When is the best time to go to Kosai?
The best time to visit Kosai, Shizuoka Prefecture, is during the spring (late March to May) and autumn (September to November) months.

Spring offers pleasant weather with comfortable temperatures, making it ideal for exploring the city's outdoor attractions. This season is particularly beautiful when the cherry blossoms are in bloom, typically from late March to early April, adding a picturesque backdrop to your visit. Travelers interested in scenic walks and mild weather will find this period enjoyable.

Autumn also provides agreeable weather, with cooler temperatures and clear skies, which are great for sightseeing and outdoor activities without the summer heat or humidity. The changing foliage around the area, particularly in nearby mountainous regions, offers stunning natural beauty.
Can I cancel my hotel reservation on Expedia?
You can cancel your hotel reservation on Expedia, though it depends on the cancellation policy of your booking. Most bookings are refundable if canceled within 24-48 hours of the scheduled arrival. Be sure to check your booking confirmation for the exact cancellation policy. If free cancellation is available, you can cancel directly through your Expedia account by logging in, going to "My Trips", and selecting your reservation. To find flexible deals, filter your search by "Fully refundable property" for hotels in Kosai.
How can I save on a Kosai hotel booking with Expedia?
With Expedia, you earn OneKeyCashā„¢* on eligible Kosai hotel bookings for every dollar you spend – just join our One Keyā„¢ travel rewards program to get started. It's free to join, and you'll unlock our lowest Member Prices as soon as you're signed in. On top of this, you could also save significantly by bundling your hotel and flights together on Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
How much is the nightly rate at a Kosai hotel?
Prices for hotels in Kosai often vary, but you can find a great deal from $30 on Expedia. All sorts of factors affect price, such as the time of year or the days of the week you choose for your stay. Find the best deals by being flexible with your dates, and sort search results by "Price: low to high" for the cheapest rate.