namida doko kara deru no ka
namida doko kara deru no ka ?
n a m i d a WORD_BOUNDARY d o k o WORD_BOUNDARY k a r a WORD_BOUNDARY d e r ɯ WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY
n a m i d a WORD_BOUNDARY d o k o WORD_BOUNDARY k a r a WORD_BOUNDARY d e r u WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY