二ノ池山荘

2,914 m · Kiso, Nagano · 0.5 km from the summit of Mount Ontake

A staffed mountain hut at 2,905 m beside Ninoike on Mount Ontake in Kiso. It is about a 25-minute walk from the hut to the 3,067 m Kengamine summit, making it a base for summit climbs and walks around Ontake's high volcanic plateau. Meal plans and room-only stays are available, with an indoor self-cooking area for guests.

2026: open July 1–October 11 · reservation required · sleeps 70

Website: ninoike2905.com ／ Phone 090-4668-7000

Prices (2026)

1 night with dinner and breakfast, adult: ¥13,000
1 night with dinner, adult: ¥12,000
1 night with breakfast, adult: ¥11,000
Room only, no meals (Adult): ¥8,000

二ノ池山荘 weather (hourly, 14 days)

Sunrise today 06:14, sunset 16:54

		Tue, 11/3					Wed, 11/4										Thu, 11/5								Fri, 11/6								Sat, 11/7								Sun, 11/8								Mon, 11/9						Tue, 11/10				Wed, 11/11				Thu, 11/12				Fri, 11/13				Sat, 11/14				Sun, 11/15				Mon, 11/16				Tue, 11/17
Japan time		15	17	19	21	23	1	3	5	7	9	11	13	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15

Temperature	°C	2°	-4°	-6°	-7°	-6°	-6°	-7°	-7°	-5°	1°	4°	5°	4°	0°	-1°	-1°	-1°	-1°	2°	4°	5°	0°	0°	-1°	0°	0°	2°	5°	2°	-3°	-4°	-5°	-7°	-9°	-6°	-6°	-7°	-10°	-11°	-12°	-12°	-12°	-2°	2°	0°	-6°	-5°	-5°	-5°	-6°	-2°	0°	-9°	-11°	-3°	-3°	-6°	-9°	-9°	-7°	-12°	-11°	-3°	-2°	-10°	-8°	-6°	-4°	-13°	-8°	-4°	-1°	-7°	-6°	-1°	0°	0°	-1°	1°	0°	-7°	-10°	-2°	-1°
Precipitation	mm															0.2	4.7	13	5	2.9	0.1					3.3	0.8	0.4	0.2	0.2		0.1	0.3	0.2			0.2																				0.4	1.6	0.9	0.3																	1.1	15	12	1.8	1.7	0.2			0.1
New snow	cm																																	<.1			0.2	<.1																				0.3	0.6	0.3	<.1								<.1
Snow depth	cm	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	0	0	0	0	0	0	0	0	0	0	0	0	0
Wind	m/s	2	1	1	0	0	0	0	0	0	1	2	3	2	0	1	1	2	0	1	1	1	1	1	0	1	2	2	3	4	2	2	2	2	2	4	4	4	2	2	2	2	1	1	1	0	0	1	1	1	0	1	2	0	0	2	4	3	3	6	5	1	0	3	2	0	1	4	3	1	1	1	2	0	0	3	2	3	1	2	5	2	1	1	2
Wind gusts	m/s	9	8	5	4	4	4	4	3	4	6	9	11	10	8	7	9	13	12	8	7	8	7	7	7	11	11	8	12	13	12	10	10	11	12	15	17	17	16	12	11	10	10	9	8	8	6	7	8	9	8	8	11	7	6	9	15	13	15	25	23	18	6	10	11	7	8	14	16	14	7	5	10	8	7	11	13	15	16	10	19	19	12	5	9
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