by Graphic Research Co., Ltd., 1991
by Xtalsoft Co., Ltd., 1988
by New Frontier, 1993
by A Wave, Inc., 1990
by Mass Tael Co., Ltd., 1985
by Jaleco Ltd., 1989
by SNK Corporation, 1986
by TRY Co., Ltd., 1986
by Sun Electronics Corp., 1986
by Newtopia Planning, 1987
by Imagineering Inc., 1991
by Beam Software Pty., Ltd., 1987
by Sachen, 1991
by Data East Corporation, 1986
by Namco Limited, 1986
by Color Dreams, Inc., 1989
by Beam Software Pty., Ltd., 1989
by Beam Software Pty., Ltd., 1990
by Intelligent Systems Co., Ltd., 1990
by Data East Corporation, 1989
by Tecmo, Ltd., 1989
by Coconuts Japan Entertainment Co., Ltd., 1990
by Taito Corporation, 1989
by Taito Corporation, 1991
