GAMERelease date : 2001.12.20 (2008.12.11) Zwei!!
(NIHON FALCOM: SHIRAKAWA Atsushi) Developer： Released for：Windows98/Me/2000/XP(ported to PS2, PSP, etc.) Zwei!! | NIHON FALCOM official website  open_in_new
Zwei!! | NIHON FALCOM official website (PSP版)  open_in_new
PSP Zwei!! TOP | NIHON FALCOM official website (PSP版)  open_in_new