Tochigi(栃木) Mt. Kinunuma (鬼怒沼山)
Mt. Kinunumayama is a 2,141m mountain in Nikko City, Tochigi Prefecture. Kinunuma, the alpine marsh spreading on the nor...
Gunma 100 Famous Mountains
Tochigi(栃木) 
Niigata(新潟) Mt. Makihata (巻機山)
Mt. Makihata (1,967m) is one of Japan's 100 Famous Mountains on the Niigata-Gunma border, famed for its vast alpine wetland and tarn-dotted summit ridge. The Ido-One ridge route from Sakurazaka Parking is ~7h 45min round trip. After April 2026 local-bus abolition, weekday-only AI on-demand 'MOSS' and taxi remain (no weekend bus).
Gunma(群馬) Mt. Kusatsu-Shirane (草津白根山)
Mt. Kusatsu-Shirane (Yugama 2,160 m / Mt. Moto-Shirane 2,171 m) is an active volcano on the Gunma–Nagano border, listed among the 100 Famous Mountains of Japan. The Mt. Moto-Shirane summit trail has been fully closed since the January 2018 eruption (1 killed, 11 injured) and remains closed as of May 2026. This article documents the current status and presents climbable alternatives — Mt. Yokote (2,307 m) and Yoshigadaira Wetland. Yugama is at alert Level 1, but its 500 m crater radius remains off-limits.
Gunma(群馬) Mt. Suwayama (諏訪山)
Mt. Suwa (諏訪山, 1549m) is an isolated peak in Ueno Village, Gunma Prefecture, deep in the western Joshu region. A mountai...
Gunma(群馬) Mt. Kurofuyama (黒斑山)
Mt. Kurofuyama (黒斑山 Kurofu-yama) is the highest peak on the outer rim of Mt. Asama, straddling the border of Gunma and N...