konnichiwa Ayachan konnichiwa
konnichiwa ayachan konnichiwa .
k o n n i t̠ʃ i w a WORD_BOUNDARY a j a t̠ʃ a n WORD_BOUNDARY k o n n i t̠ʃ i w a WORD_BOUNDARY
k o n n i c h i w a WORD_BOUNDARY a y a c h a n WORD_BOUNDARY k o n n i c h i w a WORD_BOUNDARY