Satsu-chika is a free smartphone App providing information on the underground system and surroundings in central Sapporo.

Check the weather conditions in Chuo-ku,Sapporo while underground!

See events taking place in the Sapporo Ekimae-dori Underground Walkway (Chi-Ka-Ho) and Sapporo Kita 3-jo Square (Akapla).

Check the subway timetable of the Sapporo City Transportation Bureau, and the most convenient boarding time based on your underground position at the time.

Receive discount and other useful coupons for restaurants and other shops.

Find nearby elevators and restrooms (including multi-purpose facilities).