hikooki no oto ga buubuubuu
hikooki no oto ga buubuubuu .
h i k oː k i WORD_BOUNDARY n o WORD_BOUNDARY o t o WORD_BOUNDARY g a WORD_BOUNDARY b ɯː b ɯː b ɯː WORD_BOUNDARY
h i k o o k i WORD_BOUNDARY n o WORD_BOUNDARY o t o WORD_BOUNDARY g a WORD_BOUNDARY b u u b u u b u u WORD_BOUNDARY