구사쓰 온천 소메이안

♨️A quiet invitation, in four rooms only

Gunma · Somei An

1

Mandaiko Source Hot Spring

• ♨️Enjoy Kusatsu's Mandaiko (万代鉱) source, an acidic hot spring, straight from the ground
• 🧴A clear, strongly acidic spring with a gentle touch on the skin
• 🌿Said to help with muscle and joint pain, neuralgia, poor circulation, and dry skin

2

Private Baths, No Reservation Needed

• 🛁Two private baths, Tanzakunoyu (短冊の湯) and Origaminoyu (折紙の湯)
• 🕰️Use them freely whenever available, no reservation required
• 🤫Private time just for your group, a personal bathing escape

3

Just 4 Japanese-Western Rooms

• 🛏️All rooms are Japanese-Western style (wayoshitsu) combining tatami and beds — only 4 rooms
• 📐A spacious 26–37㎡, comfortable for 2–4 guests
• 🪟Each room has its own character, from corner rooms to those with many windows

4

A Breakfast Tasting Joshu

• 🍚A tidy breakfast featuring ingredients from Gunma's Joshu (上州) region
• 🥢Japanese breakfast is standard, with a Chinese-style option for multi-night stays
• 🍽️Enjoy a relaxed morning in the dedicated 1st-floor dining space

5

Make the Whole Town Your Stage

• 🏠A cozy property with 4 rooms and capacity for up to 14, available for whole-house rental
• 🎉Book the entire property for family gatherings, anniversaries, and reunions
• 💴Whole-house rental from 110,000 yen per night, a more affordable private escape

6

Walking Kusatsu by Night

• 🌙A free-flowing style — enjoy dinner in the lively hot spring town and return to your room afterward
• 🚗About a 20-minute drive from Naganoharakusatsuguchi Station
• 🏞️A quiet retreat set beside the charm of the Kusatsu hot spring town

In just four rooms, free of crowds, savor Kusatsu's Mandaiko source water in the hot spring and private baths, all your own. Wander the hot spring town by day, and return to your own retreat by night — a quiet, private evening awaits here.

#KusatsuOnsen#SomeiAn#MandaikoSource#PrivateBath#JapaneseWesternRoom#JoshuBreakfast#WholeHouseRental#GunmaRyokan

* This introduction was compiled from information published by each property (official website and similar sources), so some details may differ from what you find on the day. It is AI-assisted and can contain errors — please check the official website and the details shown at booking before you reserve.

From onsen etiquette to check-in — the things worth knowing first.

Check In/Check Out Policy · Check In: 14:00 · Check Out: 11:00 · Last Check In:

* These policies are the property's own text, in English; the cancellation policy shown at booking takes precedence.