Death Kappa (2010)

Scientists create amphibious supersoldiers and detonate a nuclear bomb. In the midst of the fallout, a monster arrives, leaving Japan defenseless. Mankind's only hope is an irradiated water goblin with death on its mind.

Director: Tomoo Haraguchi

Cast: Daniel Aguilar, Matt Alt, Hideaki Anno, Shigeru Araki, Michelle Ann Dunphy, Shinji Higuchi, Misato Hirata, Mitsuko Hoshi, Ryûki Kitaoka, Mika, Yakan Nabe, Hiroko Sakurai, Karen Strassman, Cristina Valenzuela, Marc Walkow, Hiroko Yoda