It is the only quick solving game can be a 1 Tetsume of chess problems that are questions at random. You can play a little free time. Compete for the number of problems solved during the time limit of 60 seconds with the "60 seconds mode", there is a "sudden death mode" immediate end of Once mistake there is a time limit for each question. Since it is also available daily ranking of the net, please try aiming for top finishers!
Want to refer to the ordinary chess people, please enjoy "Shogi app Hatasumeragi".