Koichiro Koga
| Koichiro Koga | |||||||
|---|---|---|---|---|---|---|---|
| Personal information | |||||||
| Nationality | Japanese | ||||||
| Born | 30 August 1984 Nagasaki, Japan  | ||||||
| Height | 171 cm (5 ft 7 in) | ||||||
| Weight | 75 kg (165 lb) | ||||||
| Spike | 310 cm (122 in) | ||||||
| Block | 300 cm (118 in) | ||||||
| Volleyball information | |||||||
| Position | Libero | ||||||
| Current club | Retired | ||||||
| Career | |||||||
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| National team | |||||||
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Koichiro Koga (古賀 幸一郎, Koga Kōichirō, born 30 August 1984) is a retired Japanese male volleyball player. He was a part of the Japan men's national volleyball team. On club level, he played for Toyoda Gosei Trefuerza and then Wolf Dogs Nagoya.
His retirement was announced on March 7, 2021.