Koriki Chōshū (Ja: 長州小力, "Chōshū Koriki"; real name Kazuteru Kubota (久保田和輝, "Kubota Kazuteru"), born February 5, 1972 in the city of Nishi-Tokyo, Tokyo) is a Japanese comedian. He is most famous for his act in which he mocks a famous Japanese professional wrestler Riki Chōshū due to his resemblance. "Koriki" is a play on Riki's name, meaning something like "little Riki". Wikipedia
The definitive Wikipedia entry for Koriki Choshu. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Koriki_Choshu