About 10km northeast of Obihiro, this serene riverside onsen resort (十勝川温泉) has a variety of hotels. The moor water contains organic matter of vegetable origin.
Whooper swans congregating on the bank of the river from December to March.
More info www.tokachigawa.net
Garden Spa Tokachigawa Onsen
(ガーデンスパ十勝川温泉) This modern onsen complex has sophisticated indoor and open-air baths. The Spa Garden is mixed bathing, admission includes bathing suit and towel rental. Children will need to bring a swimsuit. There are also four eateries and a free ashi-yu (open-air footbath).
More info tokachigawa.jp
(彩凛華) Every winter from late April to late February, around 300 triangular pyramid-shaped objects set up in Tokachigaoka Park (十勝が丘公園) and blink colorfully with music at night. The park is about a 10-minute walk north of the Garden Spa.
Tokachi Nature Center
(十勝ネイチャーセンター) This outdoor adventure center offers canoeing and wildlife watching on Tokachi-gawa, hot air ballooning at Tokachigaoka Park early in the morning, plus cycling and walking. It is inside the local tourist information center.
More info www.nature-tokachi.co.jp
From Obihiro Station bus terminal stop 6 or 7, Tokachi Bus 45 runs to Tokachigawa Onsen (6-8 daily; 25min; ¥500), stopping at each hotel and the Garden Spa and continue to Tokachi Ecology Park. The last bus from the Garden Spa back to Obihiro is at 7.01pm.