Isoko Mochizuki

Isoko Mochizuki (望月衣塑子, born 16 July 1975) is a Japanese journalist, YouTuber and TikToker from Tokyo. She graduated from the Faculty of Law at Keio University and has worked for the Chunichi Shimbun Company and the Tokyo Shimbun. Her YouTube channel, 望月いそことオッカ君チャンネル, features interviews and recordings of her reporting alongside a wolf character named Okka-kun, and had about 33,600 subscribers in November 2025. Her X account had 287,413 followers in February 2023.