義務を果たさねばならない。
Sentence Analyzer
English Translation
        You must do your duty.
    
Furigana
Romanji
        Gimu o hatasanebanaranai.
    
Words
            
                義務
            
            
                (ぎむ)
            
        
        
            duty; obligation; responsibility
        
    
            
                を
            
            
                (を)
            
        
        
            indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
        
    
            
                果たす
            
            
                (はたす)
            
        
        
            to accomplish; to achieve; to carry out; to fulfill; to fulfil; to realize; to execute; to perform; to do; to do ... completely; to do ... entirely