Moeru! Oniisan

The Burning Wild Man, known in Japanese as Moeru! Onii-san (???! ???? Burning Older Brother) is a manga created by Tadashi Sat?. It ran in Weekly Sh?nen Jump from 1987 to 1991 with 19 volumes. It was later adapted into an anime series by Studio Pierrot. The 24 episode series aired on Nippon Television from March 1988 to September 1988.

Kenichi Kokuho(?????? Kokuh? Ken'ichi) became lost in the mountains as a small child. A foster father raised Kenichi; when Kenichi was 15 the foster father told Kenichi about his background and the teenager returned to the civilized world at age 15.