Family name (in kanji): ?? Given name (in kanji): ?? Date of birth: 1990-07-04 Hometown: Chiba, Japan Natsumi Kiyoura (????) is the actress who played Momoko Kimura/"Sailor M" in Pretty Guardian Sailor Moon. She was only 13 when the series began filming, making her one of the youngest members of the regular cast. Shortly after the series ended, she appeared in some TV and web dramas, and became a young swimsuit idol. In more recent years, she has also become a singer and net radio host.