Takeshi no Chousenjou

Restore energy:
After losing all your energy, press A + B, A + B, A + B.

Alternate microphone:
Controller two's microphone normally must be used at the Pachinko Parlor, the Karaoke Bar and to display the map. You can also press Down + A on controller two then press A on controller two instead of using the microphone.

Advance to final room:
Press A(20,000) at the title screen. You can move or rest while doing so. After the button is pressed 20,000 times, you will be taken to the final treasure room.

Pacific Island:
Enter the password screen. Press Left(2), Down(2) and select the highlighted Japanese character. Press Up, Right and select the highlighted Japanese character. Enter the same pair of Japanese characters eight more times Press Up, Left(6) and select the highlighted Japanese character. Press Right(6), Down and select the highlighted Japanese character. Select the "End" option to start on the Pacific Island level.

Treasure room:
Enter the password screen. Press Left(4), Down(3) and select the highlighted Japanese character twnety times. Select the "End" option to start at the Treasure Room.

Hidden area:
Enter the password screen. Press Down and select the highlighted Japanese character twenty times. Select the "End" option to start in the Jungle level. Move left, enter the hut, then immediately exit. You will be in a new area. Move left to enter a jungle. Begin counting the trees and hold Up in between the sixteenth and seventeenth tree. You will enter a secret area with a Japanese soldier.

Glitch: No enemies:
Press Select during game play to display the menu, then exit. All enemies will have been removed.