n koko ga aite iru
n koko ga aite iru ?
n WORD_BOUNDARY k o k o WORD_BOUNDARY g a WORD_BOUNDARY a i t e WORD_BOUNDARY i r ɯ WORD_BOUNDARY
n WORD_BOUNDARY k o k o WORD_BOUNDARY g a WORD_BOUNDARY a i t e WORD_BOUNDARY i r u WORD_BOUNDARY