One of the three yokai residing at the estate. He accidentally damages Ikuko's mirror and engages in emotional conversations with Momo about her late father, eventually aiding in the rescue effort.
Kawa's careless action initially triggers conflict but later shifts to cooperation.
The two yokai work in tandem, balancing leadership with impulsive behavior.
Kawa and Mame demonstrate synchronized behavior in both mischief and cooperation.
Explore the full interactive character relationship map of A Letter to Momo