金剛 こんごう Meanings Noun vajra (indestructible substance); diamond; adamantine thunderbolt; Indra's weapon; Buddhist symbol of the indestructible truth Kanji 金 money. Read as コン. 剛 sturdy. Read as ゴウ. Words containing 金剛 金剛界 (こんごうかい) Vajradhatu 金剛石 (こんごうせき) diamond 金剛頂経 (こんごうちょうぎょう) Vajrasekhara Sutra And 25 more. Jinuma: Japanese Dictionary · Word lists