ato de aratte ageru kara
ato de aratte ageru kara .
a t o WORD_BOUNDARY d e WORD_BOUNDARY a r a t t e WORD_BOUNDARY a g e r ɯ WORD_BOUNDARY k a r a WORD_BOUNDARY
a t o WORD_BOUNDARY d e WORD_BOUNDARY a r a t t e WORD_BOUNDARY a g e r u WORD_BOUNDARY k a r a WORD_BOUNDARY