Psychology student Ozono Rei joined Keyakizaka46 through the Sakamichi Trainee program, and has been an addition to the group that's full of surprises; she made taking notes and counseling her fellow members (and even the show hosts!) in "Keyakitte, Kakenai?" her trademark, and at one point even had her own "Quote of The Day" segment. By the time the group transitioned into Sakurazaka, Rei surprised everyone yet again by becoming the first of the former trainees selected to be in the 1st single's main roster. She's cheerful, active, and compassionate; And it feels like her hard work always pays off. Just what other surprises could Rei have in store?

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