Kuni Kawachi, born Kunio Kawachi on July 7, 1942, in Fukuoka, Japan, is primarily recognized as a musician and composer who has contributed to various anime productions. His work in the anime industry is predominantly musical, encompassing composition, theme song creation, and performance for a range of titles from the late 1980s.

In the context of voice acting, Kawachi is credited with a single, specific role. He served as the Narrator for the 1988 animated short film Donguri to Yamaneko (The Acorns and the Wildcat). This film is an adaptation of a Kenji Miyazawa story and is noted for its unique format, where Kawachi's narration reads the tale aloud while the visuals unfold with illustrations and subtle animation. This role represents his sole identified voice acting credit, with his other significant contributions to the medium being musical in nature.