Rui Hanamine
About
Rui has unknowingly had a crush on Yuujirou since they were kids, and was heartbroken when his older sister An told him that boys don't get "princes in shining armor". He is taller than Yuuichirou and has a gentle personality. He usually does his sister's share of the chores as well, and hangs out with Eiji.
Rui's paternal grandmother lives in France, and he eventually leaves to study fashion design under her supervision.
In the sequel, Yuujirou and Rui get married.