a kawa ni ochichatta
a kawa ni ochichatta .
a WORD_BOUNDARY k a w a WORD_BOUNDARY n i WORD_BOUNDARY o t̠ʃ i t̠ʃ a t t a WORD_BOUNDARY
a WORD_BOUNDARY k a w a WORD_BOUNDARY n i WORD_BOUNDARY o c h i c h a t t a WORD_BOUNDARY