Doraemon: Taiketsu Himitsu Dogu!!

Doraemon: Taiketsu Himitsu Dogu!! is the first Doraemon game on Game Boy, with its gameplay combining shoot-em-up sections of both the horizontal and vertical kind, and mazey top-down sections.

Secret Passwords#

​Entered on the password screen.

• へいき (Weapon) - Weapon select. Press Select any time during the game (twice in the overworld mode, as Select is used to show the radar there) to open.
• むてき (Invincibility) - Invulnerability. The player still can die from some obstacles like pits, though.
• さかた (Sakata SAS) - Weapon select and stage skip mode. To skip the stage, pause the game and press Select for the overworld stages or A for other game events.
• ももこ (Momoko) - All three of the above, plus all cutscene messages are skipped automatically. The cutscenes still need to be exited by pressing A, though.