obumbu kumi ni iku no
obumbu kumi ni iku no .
o b ɯ m b ɯ WORD_BOUNDARY k ɯ m i WORD_BOUNDARY n i WORD_BOUNDARY i k ɯ WORD_BOUNDARY n o WORD_BOUNDARY
o b u m b u WORD_BOUNDARY k u m i WORD_BOUNDARY n i WORD_BOUNDARY i k u WORD_BOUNDARY n o WORD_BOUNDARY