Aoi Housen
蓬仙あおい
Profile
| Gender | Female |
| Age | 16 |
| Birthday | Mar 29, 2209 |
Kouji's childhood friends. Aoi has known the Aiba brothers longer than anyone outside the Aiba family and acts alternately as an older sister and a mother figure to both boys, often going out of her way to check up on them.
