Earthshaker is the ultimate weapon developed by the international conspiracy organization Skunk Gang. It is an invasion weapon that causes a huge earthquake throughout Japan, but it looks exactly like a vibrator. Akebi, an Okuhida kunoichi, succeeds in stealing the Earthshaker, but drops it during his escape.
Asami
Kikujirō Honda
Hiroyuki Kawasaki
Seiji Nakamitsu
Tomohiro Okada
