Momoco, born on January 25 in Hokkaido, is a Japanese illustrator and the leader of the doujin group Sashimi Neko-ya. Her first solo exhibition, espressivo, ran at the pixiv WAEN GALLERY in Omotesando from October 4 to 23, 2019, followed by another in Taiwan in early 2020. Genkosha published her art book Arietta on May 30, 2020, collecting 230 original, commercial, and fan illustrations. She placed tenth in the illustrator category of Takarajimasha's Kono Light Novel ga Sugoi! 2022.