Ayu Mayu

Anjou Ayu

Main

The second girl who could be Yousuke's sister. Compared to Mayu's true age, she is only a few months younger. She is a Skilled basketball player. Ayu is also very protective of Mayu, Her father remarking "She is more of a watchdog than a sister" upon Yous...

Anjou Mayu

Main

One of the two girls who could have been Yousuke's sister. She is skilled at the violin and plays it at a professional level. She is really close to Ayu and likes that Yousuke tries to be a big brother to her. Of the two girls, she is the only one that ca...

Toyokawa Yousuke

Main

The main character of the story. He spent the last several years trying to locate his beloved sister, until he found her (sort of). The biggest clues he has when questioned about his sisters identity is a charm necklace he gave her and a drawing she made ...

Komaki Nayu

Supporting

A third girl who appears in chapter 11 as a name on the pendant, and in chapter 15 in person. She calls Yousuke Onii-chan, but she says she is not his sister and they went to the same orphange, where everyone else called him onii-chan. In chapter 15, she ...