[4] Hashimoto revealed on her "graduation" from Nogizaka46 that she grew up in a poor household, saying, "Gas, water, and electricity were cut off on a daily basis due to nonpayment of bills."

in an episode of Nogizaka Underconstruction,[5] but that even so, she grew up in a family that was passionate about education and was instilled with basic academic skills.

[13] Hashimoto made her film debut in Bad Boys J: Saigo ni Mamoru Mono which was released on November 9, 2013.

[14] On March 23, 2015, she was chosen as an exclusive model for the women's fashion magazine CanCam, along with fellow first generation Nogizaka46 member Sayuri Matsumura.

[18] On February 25, 2016, her own intellectual entertainment show, Nogizaka46 Hashimoto Nanami no Koi Suru Bungaku, premiered on UHB.

On October 20, 2016, she announced her graduation from Nogizaka46 and retirement from the entertainment industry as a whole on the midnight radio show Nogizaka46's All Night Nippon.