yoru ni naru to atama ga itai
yoru ni naru to atama ga itai .
j o r ɯ WORD_BOUNDARY n i WORD_BOUNDARY n a r ɯ WORD_BOUNDARY t o WORD_BOUNDARY a t a m a WORD_BOUNDARY g a WORD_BOUNDARY i t a i WORD_BOUNDARY
y o r u WORD_BOUNDARY n i WORD_BOUNDARY n a r u WORD_BOUNDARY t o WORD_BOUNDARY a t a m a WORD_BOUNDARY g a WORD_BOUNDARY i t a i WORD_BOUNDARY