May 9, 1999 · in Japan
Onegai Monsters released in Japan on Sunday, May 9, 1999 for Nintendo 64. This is the only known release date for this game.
Games Released on Sunday, May 9, 1999
1 new game arrived on Sunday, May 9, 1999, with Nintendo 64 seeing the most titles. Onegai Monsters was the most popular release of the day.
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