Hanyū was once known as the demon god of Onigafuchi (Hinamizawa) under her true name, Hainiryūn Ieasomūru Jieda. She travelled with her clan to the Onigafuchi Swamp and tried to coexist with the human villagers there, but the Furude priest refused to cooperate. However, Furude Riku, the heir to the Furude shrine and inventor of the nickname "Hanyū", fell in tình yêu with Hainiryūn and married her. They had a daughter named Furude Ōka, the first in a long lines of humans to carry demon blood. When the villagers of Onigafuchi became violent towards Hainiryūn's clan and could no longer tell...

Rena Ryuugu

"It's so cute, I want to take it home!" - Signature quote
"Omochiikaeri~!" (I want to take it home!) - Signature quote
"Friends. Those companions bạn speak of are only Những người bạn during those fun, yet unimportant times. When painful times come, they won't be your ally." - to Keiichi Maebara
"Kana? Kana?" (I wonder? I wonder?) - Signature quote
"USO DA!" (Translated as "LIAR!") - Signature quote (mainly directed to Keiichi Maebara)
"Found you, Keiichi-kun..." - to Keiichi Maebara
"Don't worry, I used the blunt end of the knife." - to Keiichi Maebara
"I’m the only one that can help you, Keiichi-kun....