This is not strictly a yōkai but is instead the act of the sun rising every day.
Sekien notes that the night time is when the horde will run wild, but when the sunrises it favors the superior man as the yōkai go back into hiding during the day.1
- View the Konjaku Gazu Zoku Hyakki online here: Konjaku Online.
1. Yoda, H. and Alt, M. (2016) “Japandemonium: Illustrated: The Yokai Encyclopaedia of Toriyama Sekien.”. New York: Dover Publications, Inc.
Check out the Japan Archives, our Japanese History Podcast