Hazuki Katou

**Instrument:** Tuba Kumiko's classmate. She was in the tennis club in junior high school, and is a beginner in music. She admired the trumpet and joined the wind ensemble, but ends up playing the tuba. She's a bright and perky mood-maker.

Hazuki Katou's listed gender is Female.

Hazuki Katou's listed birthday is 13-2.

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