Kazutoyo Koyabu (小籔 千豊, Koyabu Kazutoyo; born September 11, 1973 in Sumiyoshi-ku, Osaka) is a Japanese TV comedian, presenter, tarento, and musician, represented by Yoshimoto Kogyo. He was the chairman of the comedy troupe Yoshimoto Shinkigeki from 2006 to 2022 and drummer for the band Genie High. Koyabu graduated as the 12th generation class from Yoshimoto NSC Osaka and speaks with an Osaka dialect.
Source: “Kazutoyo Koyabu”, English Wikipedia (CC BY-SA 4.0), excerpt