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.
1989
1995
1986
2022
1971
2007
1996
1993
2023
1997
2001
2021
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2009
