Age: 16

Birthday: November 12

Height: 181 cm (5'11")

Weight: 61 kg

Blood type: O

Interests: taking pictures, watching movies and listening to music (Mr. Children)

Kira is the main protagonist. Apparently he is a cold and cruel person, but in fact he is kind and emotionally destroyed by the secret he carries. He has only one year to live due to his serious heart condition. In the final chapter, after his surgery's success, he and Nino got married and had a son.