Okaachan no atama wa
okaachan no atama wa ?
o k aː t̠ʃ a n WORD_BOUNDARY n o WORD_BOUNDARY a t a m a WORD_BOUNDARY w a WORD_BOUNDARY
o k a a c h a n WORD_BOUNDARY n o WORD_BOUNDARY a t a m a WORD_BOUNDARY w a WORD_BOUNDARY