Hidden JapanBetaEarly access — we're polishing Hidden Japan every week.
HomeExploreEventsSign in
Sign in
Trips
Explore
Plan
Events
My Japan
Hidden Japan

A discovery engine for the rural villages, sacred mountains, and authentic experiences that define the real Japan.

Discover

  • Destinations
  • Live events
  • Travel guides

Plan

  • Travel Buddy
  • Itineraries
  • Saved
  • My Japan

About

  • Our mission
  • Pricing
  • Contact
Privacy PolicyTerms of UseCookiesAffiliate Disclosure

Some links are affiliate links — Hidden Japan may earn a commission at no extra cost to you.

© 2026 Hidden Japan

  1. Home
  2. Explore
  3. Chubu
  4. Hayatarō Onsen
Back to explore
Hayatarō Onsen

alonfloc — Wikimedia Commons (CC BY 3.0)

Hayatarō Onsen

早太郎温泉

Nagano · Chubu

Hayatarō Onsen is a hot spring located in Komagane City, Nagano Prefecture, in the former Shinano Province. There is no stated heritage designation for this site.

Crowd level
Moderate
Rating
4.1· 2,064 reviews
Opening hours
Mon–Wed 10:00 AM – 11:00 PM Thu–Fri 10:00 AM – 9:00 PM Sat–Sun 10:00 AM – 11:00 PM

Usual hours — confirm with the official site for holidays + seasonal closures.

Website
hayataro.org

Today

10:00–23:00

Stored weekly hours

Mon–Wed 10:00 AM – 11:00 PM Thu–Fri 10:00 AM – 9:00 PM Sat–Sun 10:00 AM – 11:00 PM

Tags

onsenrelaxation

Location

More in Chubu

Continue exploring

Nagamachi Samurai District

Nagamachi Samurai District

Ishikawa

Mino Washi Paper Town

Mino Washi Paper Town

Gifu

Chureito Pagoda

Chureito Pagoda

Yamanashi

Wajima Lacquerware Museum

Wajima Lacquerware Museum

Ishikawa

Shinshu Takato Castle Ruins

Shinshu Takato Castle Ruins

Nagano

ヒスイ海岸

ヒスイ海岸

Niigata

Ponshukan Echigo-Yuzawa

Ponshukan Echigo-Yuzawa

Niigata

Sotomo Scenic Coast

Sotomo Scenic Coast

Fukui

Your turn

Plan a trip like this — free

Built from 2,950+ verified hidden places — real routes, ferries, and events matched to your dates. Yours takes about a minute.

No credit card, plan your first trip now!