[ To his credit, Koharu likewise doesn't know anything about it either—and frankly, it isn't something that bothered her, either.

... Until it came up. A lot. ]

Jumping and flapping a lot, I guess... [ And she's certain it looked as silly as it felt, but at least she tried in private. ] But if falling off a building didn't help, I don't know what would. Birds make it look so easy.