What is Lake Hamana?
Lake Hamana (Hamanako) is a beautiful brackish lake located in western Shizuoka Prefecture.
Where the lake connects to the Pacific Ocean, you'll find a rich natural environment and tranquil scenery that attract visitors from Japan and abroad.
Various tourist spots dot the lakeshore, offering activities and local specialties to enjoy.
The mix of seawater and freshwater creates an environment that produces many local specialties, especially eel (unagi), and the area is famous as a top destination for unagi.

Attractions of Lake Hamana
1. Enjoy the spectacular views
Around Lake Hamana you can enjoy beautiful scenery stretching out from the lakeshore.
The lake at sunset is particularly magical and makes an excellent location for photography enthusiasts.
Recommended spots:
- Okusa-yama Observatory
- Offers a panoramic view of the entire lake, especially stunning at sunset.
- Kanzanji Onsen area
- An onsen area facing the lake where you can relax while enjoying the view.
2. Plenty of activities
Lake Hamana offers a wide range of water activities.
Programs for all levels are available, including kayaking, stand-up paddleboarding (SUP), and sailing.
There are also cycling paths around the lake, and you can enjoy a refreshing ride with a rental bicycle.
3. Local specialties and gourmet food
The area’s best-known specialty is eel (unagi).
Many local restaurants serve plump, perfectly grilled eel that you can savor.
Other fresh ingredients from the sea and lake—such as whitebait (shirasu) and oysters—are used in delicious dishes.
In particular, oyster huts open in winter, allowing you to taste Hamanako oysters on the spot.
4. Nearby sightseeing spots
If you visit Lake Hamana, be sure to check out the surrounding attractions.
- Kanzanji Onsen
- The hot spring town offers relaxation facilities and baths with views of the lake.
- Hamanako Garden Park
- A vast park where seasonal flowers bloom across a large area—recommended for families with children.
- Flower Park
- A spot to enjoy flowers throughout the seasons, with spring tulips being particularly popular.

How to get there
By train
- Take the JR Tokaido Main Line to Hamamatsu Station.
- From Hamamatsu Station, take the Entetsu Bus (bound for Kanzanji Onsen) to Kanzanji Onsen or Lake Hamana.
By car
- From Tokyo
- Use the Tomei Expressway and exit at Hamamatsu Nishi IC or Kanzanji IC.
- Driving time is about 2.5 hours.
- From Nagoya
- About 1.5 hours via the Tomei Expressway.
There are many free and paid parking lots around Lake Hamana, so access by car is convenient.

How to enjoy Lake Hamana
1. Try water activities
Rent a kayak or SUP and enjoy spectacular views from the lake—these activities are very popular.
There are tours for beginners, so you can try them with ease.
2. Relax in hot springs
At Kanzanji Onsen and lakeside ryokan, you can unwind while taking in the scenery.
Accommodations with open-air baths provide a particularly luxurious experience.
3. Savor local food
Lakeside restaurants and eateries serve eel and oyster dishes.
Gyoza (pan-fried dumplings) are also popular in Hamamatsu City, so be sure to try them for lunch.
4. Connect with nature
At the Garden Park and Flower Park you can enjoy nature through the seasons.
These spots are perfect for families and couples.

Useful information for travelers
- Best times to visit
- Spring (March–May): Cherry blossoms and fresh greenery. Pleasant weather makes it ideal for sightseeing.
- Autumn (September–November): Beautiful autumn foliage. A great time to relax in hot springs.
- Notes
- If you plan to enjoy water activities, always wear a life jacket.
- The lakeside can be windy, so bringing a windbreaker is convenient.
- Access tips
- To avoid crowds, especially in summer and on public holidays, plan ahead and arrive early.
- The Tenryu Hamanako Railway is enjoyable as a sightseeing train, so it's recommended for rail enthusiasts.
Summary
Lake Hamana is one of Shizuoka Prefecture’s top destinations to enjoy beautiful scenery and rich nature.
Its appeal lies in the variety of experiences available—lake activities, hot springs, and delicious local food.
With easy access from Tokyo and Nagoya, it's perfect for day trips or weekend getaways.
Why not spend a special time discovering new things each time you visit Lake Hamana?
Frequently Asked Questions
Q1. Can you swim in Lake Hamana?
Lake Hamana is mainly used for water activities, and swimming is not common.
For swimming, it's recommended to use nearby seaside spots such as Bentenjima Beach Park.
Q2. Are there English guides available?
Some tourist facilities and hotels offer English support.
Major signs and pamphlets also have English translations.
Q3. Is it suitable for families?
Yes. There are many family-friendly spots such as the Garden Park and lakeside walking routes.
Children’s activities and family-oriented restaurants are also widely available.
Please enjoy a trip to Lake Hamana filled with nature, great food, and relaxation!