Tsuyoshi Shikkari Shinasai.

ツヨシしっかりしなさい

Tsuyoshi Shikkari Shinasai (Japanese: ツヨシしっかりしなさい; lit. 'Tsuyoshi, Hold Tight') is a Japanese manga series written and illustrated by Kiyoshi Nagamatsu. It was originally serialized in Kodansha's seinen manga magazine Morning from 1986 to 1990, with its chapters collected in 19 tankōbon volumes. It was adapted into a live-action television drama in 1989, and an anime television series in 1992.