kowareteru nakama ya na
kowareteru nakama ya na .
k o w a r e t e r ɯ WORD_BOUNDARY n a k a m a WORD_BOUNDARY j a WORD_BOUNDARY n a WORD_BOUNDARY
k o w a r e t e r u WORD_BOUNDARY n a k a m a WORD_BOUNDARY y a WORD_BOUNDARY n a WORD_BOUNDARY