[1] After enrolling in Hokuriku Gakuin Junior and Senior High School[1] she entered Takarazuka Music College.
[2] Later on she, with seven other members including Sumika Nono, joined Hanagumi,[2] she later left Takarazuka in 2006, and stopped her entertainment activities.
[4] In January 2014, Higashi wrote the manga Lesbian-teki Kekkon Seikatsu (co-written with her wife Hiroko Masuhara, and illustrated by Emiko Sugiyama),[5] later in June she wrote Nakatta koto ni shitakunai – Jippu kara Sei Gyakutai o Uketa Watashi no Kokuhaku ("I do not want to make it not – I confessed my sexual abuse from my father") by herself, in which she started writing in earnest.
[7] The couple announced that "Disney will fulfill their dreams again" and their voice of joy rises,[7] Higashi and her partner later visited Tokyo Disneyland to express their gratitude.
[9] Tokyo's Shibuya Ward is the first Japanese municipality that decided to issue "partnership certificates" to same-sex couples, after its assembly voted in favour of an ordinance containing this policy on 31 March 2015.