a nigero nigero tte yuu no
a nigero nigero tte yuu no ?
a WORD_BOUNDARY n i g e r o WORD_BOUNDARY n i g e r o WORD_BOUNDARY t t e WORD_BOUNDARY j ɯː WORD_BOUNDARY n o WORD_BOUNDARY
a WORD_BOUNDARY n i g e r o WORD_BOUNDARY n i g e r o WORD_BOUNDARY t t e WORD_BOUNDARY y u u WORD_BOUNDARY n o WORD_BOUNDARY