Shinobi (TurboGrafx-16)

Shinobi
Developer: Dual Publisher: Asmik Platform: TurboGrafx-16 Released in JP: December 8, 1989 This game has a hidden sound test. This game has a hidden level select.

This port of Shinobi is fairly straight forward...minus the fact that several mechanics have been altered or removed, along with the original level 2 being taken out.

Level Select

At the mission summary screen, hold Select until the screen goes black, then press one of the following button combinations to go to the corresponding level:

Level	Code
Level 1-2	II, Start
Level 1-3	II, II, Start
Level 1-4	II, II, II, Start
Level 2-1	I, Start
Level 2-2	I, II, Start
Level 2-3	I, II, II, Start
Level 2-4	I, II, II, II, Start
Level 3-1	I, I, Start
Level 3-2	I, I, II, Start
Level 3-3	I, I, II, II, Start
Level 3-4	I, I, II, II, II, Start
Level 4-1	I, I, I, Start
Level 4-2	I, I, I, II, Start
Level 4-3	I, I, I, II, II, Start
Level 4-4	I, I, I, II, II, II, Start

Sound Test

Hold Select at the title screen. In the sound test, choose sounds with Up and Down, play them with I, stop them with II, and press Run to go back to the title screen.