This article is about a/an voice actor in B-Fighter Kabuto. Akio Otsuka (大塚 明夫, Ōtsuka Akio?) voiced Tooth Clam Beast Nezugaira in episode 9 of B-Fighter Kabuto. he also voiced Grimlord/Karl Ziktor in the Japanese dub of VR Troopers. External Links Akio Otsuka at Wikipedia. Akio Otsuka at RangerWiki Retrieved from "https://metalheroes.fandom.com/wiki/Akio_Otsuka?oldid=46002" Categories: B-Fighter Kabuto Voice Actors Actors who appeared in Super Sentai Dub Voice Actors Community content is available under CC-BY-SA unless otherwise noted.