koko ga kootoogakkoo yo
koko ga kootoogakkoo yo .
k o k o WORD_BOUNDARY g a WORD_BOUNDARY k oː t oː g a k k oː WORD_BOUNDARY j o WORD_BOUNDARY
k o k o WORD_BOUNDARY g a WORD_BOUNDARY k o o t o o g a k k o o WORD_BOUNDARY y o WORD_BOUNDARY