Great Boxing: Rush Up - Preformatted .CHT File (Action Replay) [JP]
You can also use the codes out of this file manually on the appropriate device or software.
cheats = 2 cheat0_desc = "P1 Infinite Stamina" cheat0_code = "072E:50" cheat0_enable = false cheat1_desc = "P2 No Stamina" cheat1_code = "072F:00" cheat1_enable = falseCode Indexes for Nintendo Entertainment System (NES)