koko mada ikkai mo shita koto nai
koko mada ikkai mo shita koto nai ?
k o k o WORD_BOUNDARY m a d a WORD_BOUNDARY i k k a i WORD_BOUNDARY m o WORD_BOUNDARY ʃ i t a WORD_BOUNDARY k o t o WORD_BOUNDARY n a i WORD_BOUNDARY
k o k o WORD_BOUNDARY m a d a WORD_BOUNDARY i k k a i WORD_BOUNDARY m o WORD_BOUNDARY s h i t a WORD_BOUNDARY k o t o WORD_BOUNDARY n a i WORD_BOUNDARY