祖父は90歳代である。
Sentence Analyzer
English Translation
        My grandfather is in his nineties.
    
Furigana
Romanji
        Sofu wa kyū zero saidai de aru.
    
Words
            
                祖父
            
            
                (そふ、じじ、じい、おおじ、おじ、そぶ)
            
        
        
            grandfather; old man; kyogen mask used for the role of an old man
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                九
            
            
                (きゅう、く、ここの、この、ここ)
            
        
        
            nine
        
    
            
                ○
            
            
                (まる)
            
        
        
            circle (sometimes used for zero); 'correct' (when marking); symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship); period; full stop; maru mark; semivoiced sound; p-sound
        
    
            
                歳代
            
            
                (さいだい)
            
        
        
            decade (of age); the ...ties
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative
        
    
            
                或
            
            
                (ある)
            
        
        
            a certain ...; some ...
        
    Kanji
Reading: ソ
                        Meanings: ancestor, pioneer, founder
                    Readings: フ、 ちち
                        Meaning: father
                    Readings: サイ、 セイ、 とし、 とせ、 よわい
                        Meanings: year-end, age, occasion, opportunity
                    Readings: ダイ、 タイ、 か.わる、 かわ.る、 かわ.り、 か.わり、 -がわ.り、 -が.わり、 か.える、 よ、 しろ
                        Meanings: substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee