denkidai iru kara naa
denkidai iru kara naa .
d e n k i d a i WORD_BOUNDARY i r ɯ WORD_BOUNDARY k a r a WORD_BOUNDARY n aː WORD_BOUNDARY
d e n k i d a i WORD_BOUNDARY i r u WORD_BOUNDARY k a r a WORD_BOUNDARY n a a WORD_BOUNDARY