Midori Arai (新井 ミドリ Arai Midori) is the male member of the Breathless pair. Midori is the Sacrifice and partner of Ai Myoujin, the Sentouki of the pair. Midori made his debut in both the first episode of the anime and the first volume of the manga. Midori is a student of the Seven Voices Academy. He was appointed by Ritsu Minami to recruit Ritsuka Aoyagi as one of Ritsu's students. After failing twice in completing the task, Midori and Ai were taken off the assignment and sent back to academy for additional training.