Bu konum hakkında: Akan
Kaldera gölü Akan, marimo (Özel Doğa Anıtı) habitatı olarak ünlüdür. Akanko onsen kasabası, Ainu Kotan kültürel köyü, yaz Marimo festivali, kış buz örtüsü ve astronomik gözlem onu yıl boyu fotoğraf destinasyonu yapar.
Öne çıkanlar
- Marimo Exhibition Observation Center (Churui Island) — reached by sightseeing boat; close-up views of the Special Natural Monument spherical algae
- Ainu Kotan — one of Hokkaido's largest Ainu settlements, with Old-Style Dance performances, wood carving shops, and living tradition
- Lakeside Promenade — a walking path past «Bokke» mud volcanoes, contrasting the lake surface with volcanic terrain
- Winter Ice Festival (January–March) — smelt fishing, snow sports, fireworks, and skies full of stars
- Marimo Festival (October) — an Ainu ritual returning marimo to the lake, a mystical subject for photography
