Goldfish Warning! Season 1 Episode 22 Wapiko's Exciting Rock / Chii-chan's a Bit Weird ( Air Date 1991-06-29 ) Genre Animation, Kids, Comedy category. Overview "Goldfish Warning! is a Japanese children’s comedy animated series created by Junichi Sato, produced by Toei Animation, and was aired on TV Asahi from January 12, 1991 to February 29, 1992.".