It's nice that Sumi keeps suggesting life changes for her friend Mokou. Maybe someday she could innovate the human village to make it more "modern-ish"... or at least the youkai though, since they do look a bit more modern than the humans living on the village...
I hear in the outside world, they'll wear "business casual" to suit the weather.Huh? Weren't your sleeves always short?*A high school girl is the source of her infoSummer~