Plizio Visual Lab

Kosai

Plizio editorial teamData Sources
City
—°6
Kosai (Japan)
ℹ️

Practical info — Kosai

🌤 Weather — 5 days

📍 Nearby

Sights nearby

💡 Tips

  • Climb to the observation point behind the Sakichi Toyoda Memorial House for a view of Mt. Fuji.
  • Visit the Arai Checkpoint (Arai Sekisho), the only original checkpoint building remaining from the Edo period.
  • Watch the Hamanako Boat Race for a unique local sporting experience on Lake Hamana.
  • Walk along the Old Tokaido Highway between the historic post towns of Arai and Shirasuka.
  • Enjoy a quiet sunset over the lake at Umeda Shinsui Park near the waterfront.

🍽 Food

🍽
Lake Hamana Unagi

Grilled eel, a premier local delicacy from one of Japan's most famous eel-producing regions.

🍽
Sawayaka Hamburg

Try the legendary 'Genkotsu' hamburger steak; it is a cult favorite with long queues.

🍽
Lake Hamana Oysters

Plump and creamy oysters harvested from the lake during the winter months.

🛍 Shopping · 🧘 Quiet spots

🛍
Yamahei

Specializes in seaweed and eel products harvested directly from Lake Hamana.

🛍
Isagoya

A confectionery famous for Dorayaki pancakes branded with local Kosai designs.

🧘
Umeda Shinsui Park

A relaxing waterfront park excellent for a quiet stroll with scenic views of the lake.

🧘
Shirasuka Post Town

A quiet part of the Old Tokaido highway with traditional architecture and a peaceful atmosphere.

Kosai in Shizuoka Prefecture is strategically located between Lake Hamana and the Pacific Ocean. The city is famous for Bentenjima Beach (弁天島海水浴場), featuring a massive red torii gate standing in the water, an iconic photo spot, especially at sunset. Arai Benten Beach (新居弁天海水浴場) has excellent conditions for swimming and fishing. Historically, Kosai is significant as the birthplace of Sakichi Toyoda, the founder of the Toyota Group. The city preserves Arai Sekisho, one of the few original Edo-period border stations. For foodies, grilled eel (Unagi) is a must-try specialty from Lake Hamana. The blend of traditional history and modern waterfront leisure makes Kosai a versatile destination.

Geography

Population
59,770 (2021)
Coordinates
34.71848, 137.53157

Facts

  • Prefecture: Shizuoka
  • Lake: Lake Hamana
  • Beaches: Bentenjima & Arai Benten
  • Iconic: Red torii in the water
  • Personality: Sakichi Toyoda
  • History: Arai Sekisho checkpoint
  • Specialty: Unagi (Eel)
  • Access: JR Tokaido Main Line

Explore nearby

Notable places around

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

Vehicle
Only stops with (optional):

© OpenStreetMap contributors · OpenRouteService

Sights in the town Kosai (6)

Ruo Ji Shen She⛪ religious

A local Shinto shrine providing a spiritual site in Kosai.

Qing Yuan Yuan⛪ religious

A traditional Buddhist temple located in the city of Kosai.

Tian Huang Bi Xia Yu Cheng Chuan Zhi🏺 historical

A monument in Kosai marking a historical visit by the Emperor.

Heng Zhen Gu Fen🏺 historical

An ancient burial mound and archaeological site in Kosai.

Li Zi Shen She⛪ religious

A Shinto place of worship located in Kosai.

Frequently asked questions

Where is Kosai located?
Kosai is located in Shizuoka Prefecture, on the western shore of Lake Hamana.
What is Kosai historically known for?
It is the birthplace of Sakichi Toyoda, the founder of the Toyota Group.
Can you visit the Toyoda memorial museum?
Yes, the Sakichi Toyoda Memorial House features his birthplace and inventions.
What activities are there at Lake Hamana?
Cycling around the lake, boating, and enjoying fresh eel (Unagi).
How to get to Kosai?
Washizu Station on the JR Tokaido Line is the central transport hub.
Kosai: where is it located?
Kosai is located in Japan.
Kosai: what is there to see?
Highlights include Ruo Ji Shen She, Qing Yuan Yuan, Tian Huang Bi Xia Yu Cheng Chuan Zhi.
Kosai: why is it worth visiting?
Kosai in Shizuoka Prefecture is strategically located between Lake Hamana and the Pacific Ocean.
View on map → The Top 50 Attractions → OpenStreetMap →
Asia
Explore with Plizio Discover more places in Asia
More places in Japan →

Nearby cities

Nature

More places