





Lake Akan sits eighty kilometres north of Kushiro Airport, an eighty-minute drive via Route 240 into Akan-Mashu National Park. The caldera lake is known for spherical marimo algae and the Ainu settlement at Akan Kotan. Geothermal water feeds the lakefront onsens year-round. Lake Akan is worth visiting if you want to soak in outdoor volcanic mineral baths and study Ainu woodcraft and venison cookery at the source. Look elsewhere if you want sleek rail transit, late-night cocktail bars, or large urban shopping districts.
Last updated 30 Sept 2026
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The village hugs the southern shore of the lake, small enough to navigate entirely on foot between the ferry pier, the mud pools at Bokke, and the Ainu Kotan craft village. Life here revolves around thermal baths, quiet lakeside strolls, and woodcarving shops. It suits travellers who appreciate unhurried mornings, deep thermal soaking, and regional food culture over frantic sightseeing checklists.
Board the morning boat to Churui Island to inspect the marimo, then follow the Bokke trail to the steaming mud pools. For lunch, eat salt-grilled himemasu salmon near the pier. Spend the afternoon browsing woodcarvers in Akan Kotan before soaking in an outdoor rotenburo bath at dusk. Select 1 Day above to see it.
Dedicate your second morning to climbing the rugged trail up Mount Meakan for sulphur vent views, or take the quieter loop around Lake Onneto. Return to town for a bowl of venison ohaw at Poronno in the Kotan, then catch an evening theatre performance at the Ikor hall. Choose 2 Days to expand the plan.
A third day allows a loop across Akan-Mashu National Park to the caldera overlooks of Lake Mashu and the smoking sulphur fields of Mount Iou near Kawayu. Back at Lake Akan, spend a slow evening comparing craft beers and roasted wild game across the small izakayas on the village strip.
Visit Lake Akan Ainu Kotan for evening Lost Kamuy performances, mouth harp mukkuri demos, and traditional timber house exhibits.
Soak in mineral waters overlooking Mount Oakan at lakeside rotenburo baths like Akan Yuku no Sato Tsuruga and public foot baths.
Watch carvers shape native katsura wood into ornate bear statues and makiri utility knives along the shops of the Kotan strip.
Taste lake-caught himemasu kokanee salmon served raw as sashimi or salt-grilled over binchotan charcoal in neighbourhood izakayas.
Walk the boardwalks at Bokke to see bubbling mud pots and steam fissures venting heat just off the lake's southern pine shoreline.
Climb Mount Meakan and Mount Oakan along volcanic trails passing alpine pumice, dwarf stone pines, and steaming summit craters.
Take the sightseeing cruiser across the caldera to Churui Island to view protected spherical marimo colonies in clear holding tanks.
Stroll shaded paths through old-growth mizunara oak and Sakhalin fir surrounding the lake, listening for black woodpeckers at dawn.
Drill through lake ice to fish for wakasagi smelt, then fry them into tempura right on the frozen surface between January and March.
Browse the stalls on Akan Kohan for dried kelp from nearby coasts, hand-carved owls, glass marimo jars, and local birch syrups.
Drive forty minutes to Lake Mashu and Lake Kussharo to look down into steep caldera rims and walk boiling sands at Kawayu Onsen.
Order bowls of hearty Ainu ohaw soup made with wild venison, mountain vegetables, and kelp stock at local diners along the main road.