Ganbare Genki
Japanese title: がんばれ元気
Alternative titles: Forza Sugar, Genki The Boy Champ, Go For It! Genki
Type: TV
Source: Manga
Episodes: 35
Status: Finished Airing
Aired: Jul 16, 1980 to Apr 1, 1981
Broadcast: Wednesdays at 19:00 (JST)
Duration: 23 min per ep
Rating: PG-13 - Teens 13 or older
Studios: Toei Animation
Producers: Fuji TV
Genres: Comedy, Sports
Themes: Combat Sports
Demographics: Shounen

Horiguchi Genki was 5 years old boy. His mother died when he was born, and he was raised only by his father. His father, Shark Horiguchi, was a professional boxer, but he was ruined and become an itinerant boxer. However, Genki believed his father was strong and he would become a champion, and he had a dream to become a strong boxer as his father. 
After his father’s death, he was adopted by his grandparents. Although they opposed Genki boxing, Genki made up his mind to become a boxer, and he continued training secretly. Meeting with various people, for example, Teacher Ashikiwa who resembles his mother, Mishima who is a high school boxing champion, he made his way to be a boxer. 

(Source: AnimeNfo)