Rosie Okumura is an American voice actress, content creator, and musician based in Los Angeles, California. In the field of anime voice acting, she is known for her work in English dubs. In 2025, she began voicing the role of Aoi Sakamoto in the action-comedy anime series Sakamoto Days, which streams on Netflix. In the same year, she was also cast as Yuri Makuwa in the magical romantic comedy series Witch Watch. In addition to her anime roles, her voice acting credits include video game work, providing additional voices for Yakuza 0 Director's Cut in 2025. Her other voice credits include roles in productions such as Red Letters, Greatland, and Baby Shark's Big Show!. Beyond acting, Okumura is a musician in the band MODERNS and is widely recognized for creating scambaiting content online, where she uses her voice acting skills to expose and counteract fraudulent schemes. No specific personal biographical information, such as her date of birth, is publicly available.