Yoon is wearing a pale brown shortcoat and black shorts, in what he assumes is formal attire for the day. He's manage all through the ceremony not to get upset, but by now he's getting tired and the strain is showing. That's why he watches as Hibiki dances with a companion and waits for her to finish before he stumbles close - his usual combative nature gone.

"Do you need a drink? Or something to eat?"

He's not a host for the event. He's just trying to take care of the happy couple's guests.