中ちゅう古こ本ぼんMeaningsNoun1. used book; secondhand bookKanji used中in古old本bookComposed of中ちゅう古こused; second-hand; old; Middle Ages (in Japan esp. Heian period)No-adjective本ほんbook; volume; script; this; present; current; ... in question; ... at issue; main; head; …Noun