ufufu kerakera waratte
ufufu kerakera waratte .
ɯ ɸ ɯ ɸ ɯ WORD_BOUNDARY k e r a k e r a WORD_BOUNDARY w a r a t t e WORD_BOUNDARY
u f u f u WORD_BOUNDARY k e r a k e r a WORD_BOUNDARY w a r a t t e WORD_BOUNDARY