Cheats – Uchuu Nin Tanaka Tarou de RPG Tsukuru GB2 (J) (GBC)
The following two codes are to be entered on the Main Menu, directly after the Title Screen. You will hear a confirmation sound if entered correctly.
Not 100% sure what they do, but have noticed that a new box will show after clicking on the top right icon in the Main Menu.
Up, Right, Down, Left, Up, Right, Down, Left, Select, Start.
Up, Up, Right, Right, Down, Down, Left, Left, Start, Select.
Down, Down, Up, Up, Right, Left, Right, Left, Select, Start.
The third code maybe isn’t used or it’s entered in somewhere else.