爆ばく心しん地ちMeaningsNoun1. centre of explosion; center of explosion; hypocentre; hypocenter; ground zeroKanji used爆explosion心heart地groundComposed of爆ばく心しんcenter of an explosion; centre of an explosionNoun地ちearth; ground; land; soil; place; territory; bottom (of a package, book, etc.); earth (one of the five elements)Noun