Shin 4 Nin Uchi Mahjong - Yakuman Tengoku is a Mahjong game released in Japan for the NES. The title translates roughly to "New Four-Person Mahjong - Yakuman Heaven." This suggests the game focuses on competitive Mahjong gameplay with an emphasis on achieving Yakuman, the highest-scoring hand in Mahjong.  The gameplay would involve selecting tiles, creating winning combinations, and competing against AI opponents. Details regarding the specific features, developers, or publishers are unavailable due to its limited Western exposure and documentation.

Shin 4 Nin Uchi Mahjong - Yakuman Tengoku (Japan)

Sherlock Holmes - Hakushaku Reijou Yuukai Jiken (Japan)