Biography
Sanpei made her voice acting debut in the anime series UFO Baby. Initially, she was a second-year junior high school student, the same as the character. She voiced Renton Thurston in Eureka Seven became her first starring work. She was also the first main personality on the publicity radio with Kaori Nazuka.
In 2006, she played the first female role in the series Ouran High School Host Club as Shiori Ebisugawa and, in 2007, she voiced Nozomi Yumehara/Cure Dream in Yes! PreCure 5.
After leaving the theater company Wakakusa around May 2007, she went to Production Baobab on November 1 of the same year after a freelance period. In 2010, she joined the stage after a long time for the performance of Song of Joy.
On October 1, 2011, she left Production Baobab to transfer to the Axlone agency. On February 28, 2013, Sanpei announced on her blog that she was married. She also announced on the official blog that her first child was born on October 1, 2014.
In 2019, she won the Best Actress in a Leading Role at the 13th Seiyu Awards.
On July 5, she announced on her Twitter account that she had a second child.
On August 18, 2021, it was announced Sanpei tested positive for COVID-19.
