Koichi is the Japanese middle-school descendant of a race of extraterrestrials who crash-landed on the Earth 5000 years ago. He has psychokinetic powers which uses to fight the evil Yomi who wants to gain dominance over the world.
2007
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1993
2013
2006
2002
2022
2016
2021
2023
2001
2019
1977
1968
