dondon ookiku narimashita
dondon ookiku narimashita .
d o n d o n WORD_BOUNDARY oː k i k ɯ WORD_BOUNDARY n a r i m a ʃ i t a WORD_BOUNDARY
d o n d o n WORD_BOUNDARY o o k i k u WORD_BOUNDARY n a r i m a s h i t a WORD_BOUNDARY