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.
2023
1979
1998
2008
1992
2019
2004
2007
2013
2015
2021
2010
1985
2012