Masumi Itou  

Heart of Air, Hikaru Nanase, 七瀬光

Masumi Itou is a singer and composer who has composed music for numerous anime television shows. She is also part of two bands, Oranges & Lemons and Heart of Air. After graduating from Musashino College of Music, she began her career in the music industry. Her husband, Yoshiyuki Itou, is the head music producer at Lantis. Masumi often composes under a pseudonym, Hikaru Nanase (七瀬 光), and her real name is Masumi Nitta (新田 真澄).