hikooki wa den non ka
hikooki wa den non ka ?
h i k oː k i WORD_BOUNDARY w a WORD_BOUNDARY d e n WORD_BOUNDARY n o n WORD_BOUNDARY k a WORD_BOUNDARY
h i k o o k i WORD_BOUNDARY w a WORD_BOUNDARY d e n WORD_BOUNDARY n o n WORD_BOUNDARY k a WORD_BOUNDARY