She is transferred to Hinamizawa, the village where her grandparents live. At first, she didn't get very confident with the group, and she refused to belong to the club. Still, she enjoys The Club activities. Miyabi is very skilled with martial arts.
At the festival, Takano Miyo and Tomitake invited her to enter the shrine, and she became very interested in a Naginata. After the festival, Miyabi starts listening to a song in her head, the children's song; Toyanse. Miyabi usually goes to Irie Clinic for treatment, but one night when she goes, a blackout occurs. She decides to investigate what is happening, and when she reaches the basement of the clinic, Miyabi finds Satoshi in coma. Later, Takano and the Yamainu find her. When she escapes, she defends herself by throwing a broom at them to delay them, and runs away to the sanctuary, to get the Naginata. Fearless, Miyabi faces off against Okonogi and the Yamainu, with the help of The Club.
In Mawarimusubi-hen, the arc where she appear, have 4 differents endings; two happy ends and two bad ends.