Her real name was 'OTA Hisa' (the first name of which was written in hiragana, "ひさ"), but the first registration of her birth contained 'OTA Hisa' (the first name of which was written in Kanji, "飛佐").
本名は「太田ひさ」であるが、最初に提出された出生届は「太田飛佐」という。