Kazuya Kagami, an ordinary boy, finds his life turned upside down when his late mother's obi transforms into a girl wearing a kimono named Kiriha.

He nearly loses his life from an attacking "amasogi", premature spirits born only to fulfill impure wishes of certain people, and Kiriha defends him.

[10] The first volume of the series was one of the titles made available in English upon the launch of the digital manga publishing website JManga on August 17, 2011.

[50] The anime television series is directed and had scripts written by Ryōichi Kuraya at studio Zero-G. Yasuharu Takanashi composed the music at Pony Canyon.

[58] A second season titled Tsugu Tsugumomo aired from April 5 to June 21, 2020, with the staff and cast members reprising their roles.