Since 2013, she has worked as a staff member at the opening of the perinatal center at Showa University Koto Toyosu Hospital.

[7] She ran as a candidate for the Kōtō Ward Assembly as an endorsed member of the Constitutional Democratic Party of Japan in 2017, and was elected for the first time.

[2] She filed her candidacy on 3 December, the public notice date, and resigned from the Assembly as a result.

She ended up losing to Tomoka Okubo, who was backed by a unified group of the LDP, Tomin First no Kai, Komeito, and the Democratic Party for the People.

"[11] On 1 February, 2024, Mito Kakizawa resigned from the House of Representatives due to his arrest, leaving the 15th district in Tokyo up for a by-election.