Yoichiro Masaki

Yoichiro Masaki (正木洋一郎) is a former Black Satan scientist who escapes and began researching the Super-Electronic power as a means of fighting them. Later he operates Shigeru Jo by placing a Super-Electronic Dynamo inside his body and warns him only to use Super-Electronic Dynamo for one minute. He is killed by Major Skull fire from his scyhte.