mutsukashii koto shitten naa
mutsukashii koto shitten naa .
m ɯ t͡s ɯ k a ʃ i i WORD_BOUNDARY k o t o WORD_BOUNDARY ʃ i t t e n WORD_BOUNDARY n aː WORD_BOUNDARY
m u t s u k a s h i i WORD_BOUNDARY k o t o WORD_BOUNDARY s h i t t e n WORD_BOUNDARY n a a WORD_BOUNDARY