How do you say kingdom in Japanese?
— 王国 (おうこく, ōkoku)

Related synonyms for kingdom in Japanese
land土地 (とち, tochí)
Generic synonyms for kingdom in Japanese
country田舎 (いなか, inaka)
land土地 (とち, tochí)
monarchy君主制 (くんしゅせい, kunshusei)
sphere球 (kyū), 球体 (kyūtai)
Derivative terms for kingdom in Japanese
kingキング (kingu)