Starting in January 2017, Okubo was represented by Avex Group Holdings Artists Development Division.,[2] however, in December 2018 she switched to Wonderwave as her agency.

[3][4] On 31 December 2020, she announced that she was moving to HI RANK INDUSTRIES.

Okubo made her debut as the role of Hammie / Chameleon Green in Uchu Sentai Kyuranger.

[6][7][8][9][10][11][12] In 2023, she appeared on the Japanese reality series Is She The Wolf?

It was released domestically on Abema and internationally on Netflix.