Kazuna Okuda (おくだかずな, Okuda Kazuna, born on September 21, 2000) is a Japanese freelance actor who from in Nagoya who began his career as a child performer with Gekidan Himawari under the name Kazuna Kawaguchi (川口和宥). He has appeared in TV dramas, films, stage productions and commercials. Skilled in kendo (first‑dan), he has also taken part in various advertising campaigns and music videos.