LASTMAN

Todoroki Shizuka was a basketball prodigy who moved to the U.S. to challenge the NBA. Three years have passed since then, and the man who was once considered so promising is now living a life of debauchery back in Japan… Then, his former mentor comes to him with a job offer. He wants Todoroki to coach the basketball team at Ohana High School, his alma mater, and help rebuild the team from the ground up.

(Source: Kodansha, translated)