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.
1977
2003
2004
2021
1996
1999
2019
2018
2014
2017
2020
2001
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2023
2012
2022
