Kei Watanabe is a fifth grade elementary school student. He has inherited the hunter's blood to hunt yōkai. To save the world from being destroyed, Kei Watanabe challenges a war against the yōkai.
1990
2001
2004
1954
1955
1993
1992
2017
2007
1998
1986
2014
1984
1962
2018
1958
