祖父は90歳代である。

Sentence Analyzer

祖父 歳代 ある

English Translation

My grandfather is in his nineties.

Furigana

祖父(そふ)は90歳代(さいだい)である。

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
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
(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
()
be; is; indicates past or completed action; indicates light imperative
(ある)
a certain ...; some ...

Kanji

Reading: 
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