iro ga kitanaku naru kara
iro ga kitana nar kara
n ptl:case adj v:c ptl:conj
iro ga kitanaku naru kara .
i r o WORD_BOUNDARY g a WORD_BOUNDARY k i t a n a k ɯ WORD_BOUNDARY n a r ɯ WORD_BOUNDARY k a r a WORD_BOUNDARY
i r o WORD_BOUNDARY g a WORD_BOUNDARY k i t a n a k u WORD_BOUNDARY n a r u WORD_BOUNDARY k a r a WORD_BOUNDARY