mutsukashii oto ya na
mutsukashii oto ya na ?
m ɯ t͡s ɯ k a ʃ i i WORD_BOUNDARY o t o WORD_BOUNDARY j a WORD_BOUNDARY n a WORD_BOUNDARY
m u t s u k a s h i i WORD_BOUNDARY o t o WORD_BOUNDARY y a WORD_BOUNDARY n a WORD_BOUNDARY