Well, they put a lot of energy into their trademark "TAKE IT EASY!" whenever they say it, and for Patche types, which are much weaker than most Yukkuri, it's very tiring.
Just... just... think of it like, a lung cancer patient trying to sing an AC/DC song.
stroke strokePatche's body is weak.
Greeting with all her energy must be tiring.
ぱちぇは体が弱いぶん
全力のあいさつは疲れるらしい