ribon no tsuita hako
ribon no tsuita hako .
r i b o n WORD_BOUNDARY n o WORD_BOUNDARY t͡s ɯ i t a WORD_BOUNDARY h a k o WORD_BOUNDARY
r i b o n WORD_BOUNDARY n o WORD_BOUNDARY t s u i t a WORD_BOUNDARY h a k o WORD_BOUNDARY