Tendo Riku is a detective who forgets anything important after 3 minutes, eats rice in 3 minutes, crap in 3 minutes, and takes a bath in 3 minutes. Although he is full of such flaws, he transforms into the strongest and invincible super detective for 3 minutes when a case is involved! Leads to the resolution of many difficult cases and mysterious cases. His comrades call him "Schwatch", likening him to a hero who fights for only three minutes. One day, Riku is visited by Wako Murasaki, the younger sister of his college friend Kotaro Murasaki. With no relatives other than her brother and no place to live, she relied on Riku through her brother's introduction. Riku is against her girlfriend like that...

Ended due to artist's death

A mysterious man...... is peeking into the girl's dressing room to check out the beautiful Tamura, a member of the Toto University kendo club. Even the male members of the club say, "Tamura's kendo is the best in the world!" The man's name is Kokubun Taketora, and he calls her kendo "no big deal!" Tamura is furious and challenges him to a match, but Taketora overwhelms her with his brilliant moves. When he defeats her, Taketora suddenly kisses Tamura......! (Source: MangaZ, translated)

Manga adaptation of the "Otoko wa Tsurai yo" film series by Youji Yamada.