On March 28, 2013, Hori successfully auditioned for the second generation of Nogizaka46,[3] debuting in the theater play 16-nin no Principal Deux, which showcased the newly added second generation members.[4] Hori was chosen as the center for the group's seventh single "Barrette" and has been a core member of the group since.[5] She continues to be active as an idol and on various television programs.[6][7][8]
In 2019, Hori debuted as a film actress in a leading role in the film Hot Gimmick: Girl Meets Boy, an adaptation of Miki Aihara's manga Hot Gimmick, playing the role of Hatsumi Narita.[9][10] Her performance won the Asian New Talent Award - Best Actress category at the Shanghai International Film Festival that year.[11][12]
On November 27, 2020, Hori released her solo song "Tsumetai Mizu no Naka" (冷たい水の中), and announced her graduation.[13][14]