She voiced Pyrrha Nikos until the second season for the Japanese dub of RWBY, and for the third season she was replaced by Shizuka Ito due to Toyoguchi was having her maternal leave at that time. She would reprise the role for the fourth season of the series.
While she was in her second year of high school, she watched Toru Furuya's role in Dragon Quest, and while imitating the characters, she became interested in working as a voice actress.
After graduating from high school, she had the goal of becoming a voice actor in Nihon Kogakuin, but opposed her family.
She became addicted to anime when she watched Dragon Ball and became a fan of Toru Furuya who played the role of Yamcha in the anime series.
She wanted to get a job related to voice actors and switch to the Department of Acoustics and Arts to become a radio personality. In radio program production training, she mainly practiced personality by taking charge of personality, and was used in subsequent radio conversations.