Similar to 5-17 Gou, BS Nintendo HP - 5-31 Gou is another Super Famicom title from Japan's satellite service. As part of Nintendo's broader multimedia strategy, it likely contained interactive elements or educational content.  The numerical designation suggests an episodic structure within a larger series of programs.  Further details would require dedicated research into the specifics of the program's content and function.  This was produced by Nintendo for their multimedia content service.

BS Nintendo HP - 5-31 Gou (Japan)

BS Nichibutsu Mahjong (Japan)