What is bishi?

Some articles on bishi:

List Of Konami Games - Mobile Phones
2001?) Pooyan 2000 The Pirate Mileage 2001 Bishi Bashi Champ Twinbee Puzzle Dama 2002 Ganbare Goemon Tsuukai Game Apli Tank Battle X Riddle Rally Pastel Jan Konami No Burokkukuzushi Nazo No Kabe 2003 ...