Got this list from Rackyboy.com:
Japanese Version Shooters:
-Akai Katana Shin
-Bullet Soul (Region Free)
-Caladrius
-DeathSmiles
-DeathSmiles II X
-Dodonpachi (3): DaiOuJou - Black Label Extra
-Dodonpachi (4): DaiFukkatsu Version 1.5
-Dodonpachi (4): DaiFukkatsu - Black Label
-Dodonpachi (5)...