🗾Tabitabi JAPAN
Nakagawa Onsen, a Beauty Water of West Tanzawa Said to Be Shingens Secret Spring

Photo by Hiroyuki on Unsplash

onsen🗾 All seasons

Nakagawa Onsen, a Beauty Water of West Tanzawa Said to Be Shingens Secret Spring

⛩️ Kanagawa|June 26, 2026

Nakagawa Onsen

Located in West Tanzawa in Yamakita Town in the northwest of Kanagawa, Nakagawa Onsen is a mountain spa rising by the Nakagawa River, which flows into Lake Tanzawa. Known as Shingens secret spring, where the warlord Takeda Shingen is said to have had his wounded soldiers bathe some four hundred years ago, it still keeps the feel of a secluded spa wrapped in untouched nature.

Highlights

- One of the nations most highly alkaline springs, with a pH above ten, famed as a beauty water - Water steeped in historical romance, said to be Takeda Shingens secret spring - Views of the clear Nakagawa River and Lake Tanzawa, born as a dam reservoir - Easy bathing at the town run day spa Buna no Yu

Enjoying the Seasons

Surrounded by the rich nature of West Tanzawa, the fresh green and autumn foliage seasons are especially fine. From spring into early summer the riverside greenery dazzles, and in autumn the area around Lake Tanzawa turns to color. Soaking in the smooth, highly alkaline water amid nature where monkeys and deer sometimes appear makes you forget the fatigue of daily life.

Access and Basic Information

- About thirty five minutes by car from the Oimatsuda or Gotemba interchange - About thirty minutes by bus from Yaga Station, or about fifty five minutes from Shin Matsuda Station - The town run day spa Buna no Yu is easy to use - Main water type is alkaline simple spring

A Quick Tip

Nakagawa Onsen takes a little time to reach by public transport, but the quiet that greets you on arrival is exceptional. Pair it with a stroll or hike around Lake Tanzawa to savor the combination of West Tanzawa nature and a secluded spring at your leisure.

📍 Location & Access

Loading map...

Map data © OpenStreetMap contributors

Share this article

𝕏 Share on XFacebookLINE
← More from Kanagawa🗾 Back to Top (EN)🇯🇵 日本語で読む