This page contains Super Koukou Yakyuu: Ichikyuu Jikkon Codes for Super Nintendo called "Growth ability" and has been posted or updated on Jan 14, 2013 by mehar_kash.
- Developer: I'max
- Publisher: I'max
- Genre: Sports
- Release: Aug 5, 1994
- ESRB: Not Set
On the options screen, If you press in order Down on controller 1 ten times, Up on controller 1 ten times, Down on controller 2 ten times, Up on controller 2 ten times, the text (on the screen) will become yellow. If you select the Summer Tournament and start the game while it's like that, competitor growth ability will be increased.
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