okaeri oshitaku dekimashita
okaeri oshitaku dekimashita .
o k a e r i WORD_BOUNDARY o ʃ i t a k ɯ WORD_BOUNDARY d e k i m a ʃ i t a WORD_BOUNDARY
o k a e r i WORD_BOUNDARY o s h i t a k u WORD_BOUNDARY d e k i m a s h i t a WORD_BOUNDARY