gokigen waruku natte kita
gokigen waruku natte kita ?
g o k i g e n WORD_BOUNDARY w a r ɯ k ɯ WORD_BOUNDARY n a t t e WORD_BOUNDARY k i t a WORD_BOUNDARY
g o k i g e n WORD_BOUNDARY w a r u k u WORD_BOUNDARY n a t t e WORD_BOUNDARY k i t a WORD_BOUNDARY