nainai shitokimashoo ka
nainai shitokimashoo ka .
n a i n a i WORD_BOUNDARY ʃ i t o k i m a ʃ oː WORD_BOUNDARY k a WORD_BOUNDARY
n a i n a i WORD_BOUNDARY s h i t o k i m a s h o o WORD_BOUNDARY k a WORD_BOUNDARY