Kakka no hoo ga takai
kakka no hoo ga takai .
k a k k a WORD_BOUNDARY n o WORD_BOUNDARY h oː WORD_BOUNDARY g a WORD_BOUNDARY t a k a i WORD_BOUNDARY
k a k k a WORD_BOUNDARY n o WORD_BOUNDARY h o o WORD_BOUNDARY g a WORD_BOUNDARY t a k a i WORD_BOUNDARY