ara kowashichatta kisha
ara kowashichatta kisha .
a r a WORD_BOUNDARY k o w a ʃ i t̠ʃ a t t a WORD_BOUNDARY k i ʃ a WORD_BOUNDARY
a r a WORD_BOUNDARY k o w a s h i c h a t t a WORD_BOUNDARY k i s h a WORD_BOUNDARY