Why is it das Judo?

Judo ends in -o, but that ending doesn’t settle the article: in a German dictionary, 45% of -o nouns take das, 43% take der, and 11% take die. So learn it with its article: das Judo.

Which endings you can rely on
Sense 1
das

Meaning

[1] A Japanese martial arts for defense and attack

[1] ein japanischer Kampfsport für Verteidigung und Angriff

Examples

[1] Since its fifteenth year, she trained Judo to self-defense

[1] Seit ihrem fünfzehnten Lebensjahr trainierte sie Judo zur Selbstverteidigung.

Declension

1 Singular Plural
Nominativ das Judo —
Genitiv des Judo des Judos —
Dativ dem Judo —
Akkusativ das Judo —

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary