Spy vs Spy (スパイＶＳスパイ, 스파이대스파이)
Spy Vs. Spy

Extended level select

At the title screen, press any direction, followed by . You can now choose to start on levels 9, A, B, C, D, E, F and 0.

See the main page for Spy vs Spy (スパイＶＳスパイ, 스파이대스파이) / Spy Vs. Spy