The story revolves around the lives of two rough-and-tumble high school friends, Hiroshi Kato and Toru Nakama, who frequently cause trouble and start fights. In keeping with the spirit of the manga, Toru and Hiroshi style their hair in punch perms and also adopt exaggerated swaggering gaits. The manga also features an assortment of outlandish characters who also sport unusual fashions and hairdos.
(Source: Wikipedia)
Note: Won the 12th Kodansha Manga Award for general manga in 1988.