空くう間かん充じゅう填てんMeaningsNounNo-adjective1. space-fillingKanji used空empty air間interval充distribute填stuff something withComposed of空くう間かんspace; room; airspaceNoun充じゅう填てんfilling (up); replenishing; filling in (a tooth); loading (a gun with ammunition, a camera with film, etc.); packing; pluggingNoun