Chōsuke Ikariya (いかりや長介, Ikariya Chōsuke; November 1, 1931 – March 20, 2004) was a Japanese comedian and film actor, and leader of the comedy group The Drifters. His nickname was "Chō-san" (長さん).
Source: “Chosuke Ikariya”, English Wikipedia (CC BY-SA 4.0), excerpt