However, in some districts in Fukuoka Prefecture, boys wear the adult's underwear called "hekokaki" and girls wear the same underwear called "yumojikaki," when they become seven years old.
但し、福岡県では7歳で男児は「へこかき」、女児は「ゆもじかき」（湯文字）、と言う成人仕様の下着を初めて身につける地区がある。