このことは御父さんには言わないで。
Sentence Analyzer
English Translation
        Don't tell Father about this.
    
Furigana
        このことは御 父 さんには言 わないで。
    
Romanji
        Kono koto wa go tōsan ni wa iwanaide.
    
Words
            
                此の
            
            
                (この)
            
        
        
            this (something or someone close to the speaker (including the speaker), or ideas expressed by the speaker)
        
    
            
                事
            
            
                (こと、こん)
            
        
        
            thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                御
            
            
                (ご)
            
        
        
            honorific/polite/humble prefix; honorific suffix
        
    
            
                父さん
            
            
                (とうさん)
            
        
        
            father; dad; papa; pa; pop; daddy; dada
        
    
            
                に
            
            
                (に)
            
        
        
            at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
        
    
            
                言う
            
            
                (いう、ゆう)
            
        
        
            to say; to utter; to declare; to name; to call; to go (e.g. "the alarm went ping"); to make a noise