Hiroyuki Nishimori(西森博之Nishimori Hiroyuki, born 23 November 1963 in Tokyo, Japan) is a popular Japanese manga artist. His series Cheeky Angel (Tenshi na Konamaiki) won the Shogakukan Manga Award for shōnen in 2001, and has been translated into English by Viz Media. He also wrote and drew the 38-volume Kyō Kara Ore Wa!! and the 2 volume Amaku Kiken na Nampa Deka.