buuuun ippai aru ne
buuuun ippai aru ne .
b ɯː ɯː n WORD_BOUNDARY i p p a i WORD_BOUNDARY a r ɯ WORD_BOUNDARY n e WORD_BOUNDARY
b u u u u n WORD_BOUNDARY i p p a i WORD_BOUNDARY a r u WORD_BOUNDARY n e WORD_BOUNDARY