Did you know there’s a locals-loved hot spring♨️ in Akaigawa Village?
Meet Akaigawa Caldera Onsen—a day-use, budget-friendly Hokkaido onsen in Akaigawa village, Yoichi-gun．Pure, mineral-rich waters. A calm, countryside vibe.
It’s one of Hokkaido’s best-value hot springs—just ¥400 per soak. Hot 43–44 °C baths, an open-air tub, and a roomy tatami lounge.
Perfect after skiing at Kiroro Resort or on an Otaru day trip. Always check the official site for the latest hours and updates.
Highlights of Akaigawa Caldera Onsen
For Hot-Spring Fans
Main indoor tub holds at 43–44 °C—warms you to the core in minutes.
Short dips recommended if you’re new to hotter Japanese springs.
Benches nearby for cooldowns between soaks.
Perfect after Kiroro skiing or winter drives.
Friendly, locals-first vibe.
Warmth That Lasts
Mineral-rich sodium-chloride spring keeps heat lingering post-bath.
Pairs beautifully with crisp Hokkaido air.
Great for quick, restorative sessions.
Easy stop on Kiroro/Otaru routes.
Budget-friendly for families.
Variety of Baths
Outdoor rotenburo plus two indoor baths at different temps.
Seasonal scenery from the open-air tub.
Clean changing rooms and lockers.
Simple, authentic design.
Relaxed, non-touristy feel.
On-Site Diner & Shop
Set meals and ramen for a quick bite.
Local veggies, eggs, and snacks available.
Great value; hearty flavors.
Ideal for a post-bath refuel.
Cash preferred at this rural facility.
Spacious Rest Hall
Roomy tatami lounge for naps and cooldowns.
Comfortable for families and long breaks.
Unhurried, peaceful atmosphere.
Plenty of on-site parking.
A hidden gem on any Hokkaido road trip.
Access to Akaigawa Caldera Onsen (Getting There) & Essentials
- Official Name: Akaigawa Caldera Onsen (Akaigawa Village Recreation Center)
- Official Address: 71-2 Akaigawa, Akaigawa-mura, Yoichi-gun, Hokkaido 046-0501
- Phone: 0135-34-6441
- Onsen Hours: 10:00–21:00 (last entry 20:30)
- Closed: Mondays (the following day if Monday is a public holiday)
- Admission (Price): Adults ¥400 / Children ¥200 — cash only (preschoolers free with guardian)
- Parking: Free on-site parking (approx. 30 spaces)
- Official Website: akaigawa-onsen.com
- Map: Akaigawa Caldera Onsen map
By Car
Follow National Route 393 (“Maple Road”). About 40–50 minutes from Otaru and ~25 minutes from Kiroro Resort. In winter, check road conditions.
By Bus (from JR Yoichi)
Take the Akaigawa Village Bus and get off at “Seicomart-mae”. Walk about 10 minutes to the onsen. Timetables can be limited—confirm the latest schedule in advance.
“In front of Seiko Mart”
FAQ
What’s the water like?
A sodium-chloride, mineral-rich spring; baths are typically kept around 43–44 °C, and you stay warm long after bathing.
Are towels available?
Rental/purchase may vary by day—bringing your own is the safest option.
Is it cash only?
Cash preferred—card payments are generally unavailable and not officially confirmed. Bring coins or small bills, and please verify on the day.
Family-friendly?
Yes—kids are ¥200; preschoolers are free with a guardian.
Any food on site?
A cozy diner serves set meals and ramen; a small shop sells local produce and snacks.
Nearby Spots (Akaigawa / Yoichi / Otaru)
AKAIGAWA TOMO PLAYPARK ｜ Activity
Outdoor play park in nature; features stay options such as compact “Jyubako” units (glamping style).
Seasonal operation; typically active in the warmer months.
Fees and content vary by plan; check official booking page.
Access: About 15–20 minutes by car from Akaigawa Caldera Onsen.
Otaru Canal ｜ Scenic
Historic canal lined with brick and stone warehouses; popular for day and night photography.
Walk freely along the canal year-round; paid canal cruises are available.
Budget: Walking is free (cruise charged separately).
Access: Roughly 40–50 minutes by car from Akaigawa area.
AKAIGAWA TOMO Glamping ｜ Camp
Stay overnight in small “Jyubako” units within the PLAYPARK grounds.
Seasonal schedules; confirm operating period and plans before booking.
Rates depend on package and season.
Access: Car recommended; on-site parking available.
Michi-no-Eki Akaigawa ｜ Gourmet
Roadside station offering local vegetables and processed foods, plus soft-serve and light meals.
Operations and hours vary by season; check the official page on the day.
Access: Along National Route 393 (“Maple Road”); large parking area.
And the welcome board of Akaigawamura’s character “Akarin”
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New & Reopened Stays (≈Last 3 Years)
- Club Med Kiroro Grand — Opened in 2023; family-friendly, all-inclusive; on-mountain base; onsen facilities.
- Club Med Kiroro Peak — Opened in 2022; geared toward ages 12+; calm ski-in environment; lounges and dining.
- GRIDS PREMIUM HOTEL OTARU — Opened in September 2022; city hotel; public bath/sauna noted; walkable to Otaru Canal.
- OTARU GRANBELL HOTEL — Opened on July 18, 2025; canal-area location; rooftop bath and sauna.
Wrap-Up
For a simple, hot, and truly budget-friendly soak, Akaigawa Caldera Onsen is hard to beat—just ¥400. Pair it with a Kiroro ski day or an Otaru/Yoichi drive, grab a quick meal at the diner, and relax in the spacious tatami hall. Please confirm the latest hours and bus timetables on the official sources before you go.
Related: 🌏✈️ Hokkaido Travel ／ 🏨 Niseko Hotels
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