劫
Readings
                Kana: 
                こう、ごう
            
                    
                Romaji: 
                kou, gou
            
            Definitions
                    1
                
                kalpa (eon, aeon)
                                                            (Buddhist term)
                                                    
                                                                                                                                                            
                    2
                
                ko (in Go, the arrangement that allows for the eternal capture and recapture of the same stones)
                                Note: 
                                word usually written using kana alone
                            
                                                                                                                        Kanji
Readings: コウ、 ゴウ、 キョウ、 おびや.かす
                        Meanings: threat, long ages