Although there are theories about her being a daughter of Korean parents who were killed in the war or killed themselves in the maelstrom of the war or a daughter of aristocrats of Yi Dynasty Korea who were captured as hostages in the war, nothing about her birth date, real name and family lineage is known.
戦乱の中で戦死または自害した朝鮮人の娘とも、あるいは人質として捕虜となった李氏朝鮮貴族の娘とも言われるが、生年月日や実名・家系などの詳細は一切不明である。