The Japanese word for pig is
豚

ぶた - buta

Japanese Definition

豚
1. n. (from late 1480s) pig; swine
2. n. (from 1703) (derogatory) a fat person, an unattractive woman
3. n. (from 1846) pork q, the meat
4. n. (from 1960) a wild boar
(synonyms, ja, 猪, tr1=i, inoshishi)
5. n. (from 1723) a hand of cards worth zero (such as 8–9–3 totalling 20, which is equivalent to zero), in Baccarat-like three-card games such as おいちょかぶ
6. n. (from ???) (colloquial poker) syn of ja, ハイカード, tr=hai kādo, , high card: a no pair, a hand without even a pair q, probably a modification of the term for a zero-valued card hand