This page contains Jikkyou Powerful Pro Yakyuu '99 Codes for Playstation called "All bonus stadiums" and has been posted or updated on Aug 26, 2009 by ctirassin. Let us know what you think of this Code by thumbs voting.
All bonus stadiums
Press C-Up, C-Left, C-Right, C-Up, C-Right(2), Z, C-Left, C-Right, C-Left, C-Right, Start at the stadium selection screen.
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