otona wa hairanai no kanaa
otona wa hairanai no kanaa ?
o t o n a WORD_BOUNDARY w a WORD_BOUNDARY h a i r a n a i WORD_BOUNDARY n o WORD_BOUNDARY k a n aː WORD_BOUNDARY
o t o n a WORD_BOUNDARY w a WORD_BOUNDARY h a i r a n a i WORD_BOUNDARY n o WORD_BOUNDARY k a n a a WORD_BOUNDARY