一度も会ったことがないというのは確かなのかい。
Sentence Analyzer
English Translation
        Are you sure you've never met him?
    
Furigana
Romanji
        Ichi do mo atta koto ga nai toiu no wa tashikana no kai.
    
Words
            
                一
            
            
                (いち)
            
        
        
            one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)
        
    
            
                度
            
            
                (ど)
            
        
        
            degree (angle, temperature, scale, etc.); counter for occurrences and times; strength (of alcohol)
        
    
            
                も
            
            
                (も)
            
        
        
            too; also; in addition; as well; (not) either (in a negative sentence); both A and B; A as well as B; neither A nor B (in a negative sentence); even; as much as; as many as; as far as; as long as; no less than; no fewer than; even if; even though; although; in spite of; further; more; again; another; the other
        
    
            
                会う
            
            
                (あう)
            
        
        
            to meet; to encounter; to see; to have an accident; to have a bad experience
        
    
            
                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
        
    
            
                が
            
            
                (が)
            
        
        
            indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
        
    
            
                無い
            
            
                (ない)
            
        
        
            nonexistent; not being (there); unpossessed; unowned; not had; unique; indicates negation, inexperience, unnecessariness or impossibility; not ...; to not be...; to have not ...
        
    
            
                と言う
            
            
                (という、とゆう)
            
        
        
            called; named; as many as; as much as; all X; every X
        
    
            
                の
            
            
                (の)
            
        
        
            indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                確か
            
            
                (たしか)
            
        
        
            sure; certain; positive; definite; reliable; trustworthy; safe; sound; firm; accurate; correct; exact; If I'm not mistaken; If I remember correctly; If I remember rightly
        
    
            
                かい
            
            
                (かい、かえ)
            
        
        
            marks yes-no question
        
    Kanji
Readings: イチ、 イツ、 ひと-、 ひと.つ
                        Meanings: one, one radical (no.1)
                    Readings: ド、 ト、 タク、 たび、 -た.い
                        Meanings: degrees, occurrence, time, counter for occurrences, consider, attitude
                    Readings: カイ、 エ、 あ.う、 あ.わせる、 あつ.まる
                        Meanings: meeting, meet, party, association, interview, join
                    Readings: カク、 コウ、 たし.か、 たし.かめる
                        Meanings: assurance, firm, tight, hard, solid, confirm, clear, evident