On the title screen type one of the following to jump to the corresponding level:
B---"SAKE" | G--"JAPAN" | L-"TAKIRA" | Q--"TASYI"
C--"DEMAG" | H-"CHUNHU" | M--"TIMET" | R-"APIDYA"
D---"YURI" | I----"FUN" | N-"SORONE" | S--"A4000"
E-"BONSAI" | J---"SOFT" | O-"SIXPAK" | T-"LALONG"
F---"GEMX" | K--"GUNHO" | P-"MASURI" | U---"KIKI"