Koichi Watanabe, Japanese kick-boxer
Koichi Watanabe (Japanese: コウイチ) (26 October 1980 - 7 April 2018), better known as Koichi Pettas or simply KOICHI, was a Japanese heavyweight kickboxer competing in K-1, It's Showtime and GLORY.
Koichi Watanabe, Japanese kick-boxer
Koichi Watanabe (Japanese: コウイチ) (26 October 1980 - 7 April 2018), better known as Koichi Pettas or simply KOICHI, was a Japanese heavyweight kickboxer competing in K-1, It's Showtime and GLORY.