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Tsuyuha is Chifusa's Aunt, and Chikumi's sister. She helps Chifusa understand more about the Chichi-Nagare.
Tsuyuha is mainly seen in a light blue kimono with a light green jacket over it. She is also seen with her daughter, Hazuki.
- She is voiced by Miyuki Kawasho, who voiced Drossel von Flugel in Disney's Fireball.
- She is never seen nor mentioned in Episode 11 during Chikumi's flashback.