Downtown no Gaki no Tsukai ya Arahende!! (ダウンタウンのガキの使いやあらへんで!!, Dauntaun no Gaki no Tsukai ya Arahende!!, lit. "Downtown's We Aren't Errand Boys!"), often abbreviated Gaki no Tsukai (ガキの使い) or just Gaki Tsuka (ガキ使), is a Japanese variety show hosted by popular Japanese owarai duo, Downtown, with comedian Hōsei Tsukitei (formerly known as Hōsei Yamasaki) and owarai duo Cocorico co-hosting. The program has been broadcast on Nippon TV since its pilot episode on October 3, 1989 and continues to this day, celebrating its 1000th episode on April 18, 2010. The program currently broadcasts on Nippon TV and its regional affiliates from 23:25 until 23:55 JST.

Regular cast

Downtown, one of the most influential and prolific kombi in Japan, who are known for their sarcastic, short-tempered stage personas.

• Hitoshi Matsumoto (松本人志, Matsumoto Hitoshi), the boke half of Downtown. Absurdism, sarcasm, and a blunt, ill-tempered persona make up his comedic style. Deadpan is his forté, but he can slip into exaggerated reactions as well. He is often described as an "M", or masochist.
• Masatoshi Hamada (浜田雅功, Hamada Masatoshi), the tsukkomi half of Downtown. His quick temper, displays of schadenfreude, and tendency to hit people on their heads are notorious in the owarai world. He is often described as an "S", or sadist.

Hōsei Tsukitei (月亭方正, Tsukitei Hōsei), part of the regular cast since 1990. His role on the show is usually divided up between the suberi-kyara (the unfunny character who tries very hard to be funny, but fails) and the ijime-kyara (the underdog who gets bullied and picked on, often physically). Formerly known as Hōsei Yamasaki (山崎 邦正 Yamasaki Hōsei) on the show, however at times the rest of the regulars will call him Yamachan or Hosei-san.

Cocorico, part of the regular cast since 1997.

• Naoki Tanaka (田中直樹, Tanaka Naoki), the boke half of Cocorico.
• Shōzō Endō (遠藤章造, Endō Shōzō), the tsukkomi half of Cocorico.