List of Famous people with last name Koga

Toshihiko Koga was a Japanese judoka and Olympic champion who competed in the -71 kg and -78 kg divisions. Koga is regarded as having perhaps the greatest ippon seoi nage ever.

Sarina Koga is a Japanese volleyball player who won the bronze medal at the 2013 U23 World Championship with the Japan's U23 national team.

Aoi Koga is a Japanese voice actress from Saga Prefecture who is affiliated with 81 Produce. She is known for her roles as Sora Kaneshiro in Angel's 3Piece!, Yuri Miyata in Two Car, Paimon in Genshin Impact, and Kaguya Shinomiya in Kaguya-sama: Love Is War. She was also part of the musical group Baby's Breath together with the other main cast members of Angel's 3Piece!.

Makoto Koga was a Japanese politician of the Liberal Democratic Party, a member of the House of Representatives in the Diet and formerly Minister of Transport. A native of Setaka, Fukuoka and graduate of Nihon University, he was elected for the first time in 1980 after an unsuccessful run in 1979.

Junya Koga is a Japanese backstroke swimmer. He is a Waseda University student in Tokyo.

Taichirō Koga is a Japanese volleyball player, a member of the Japan men's national volleyball team, a gold medalist of the 2017 Asian Championship.

Risa Kimura , better known by her pen name Yun Kōga is a Japanese manga artist. She is married to fellow manga artist Tatsuneko, from whom he took the name of Risa Yamada . She is a graduate of Mita Senior High School, Tokyo. She currently lives in Setagaya, Tokyo with her husband and daughter.

Hiroyasu Koga is a former Tatenokai member and kaishakunin responsible for the decapitations of Yukio Mishima and Masakatsu Morita during their seppuku on November 25, 1970. He studied law at Kanagawa University and intended to become a lawyer.

Koichiro Koga is a Japanese male volleyball player. He is part of the Japan men's national volleyball team. On club level he plays for Toyoda Gosei Trefuerza.