- 东洋界 dōngyángjiè Indomalayan realmthe Indomalayan realm, one of the world's eight major biogeographic realms, or ecozone, regions
- 东洋车 dōngyángchē rickshawTwo-wheeled vehicle pulled by a person, originally imported from Japan.
- 东洋鬼子 dōngyángguǐzi Japanese devil(offensive) a derogatory term for Japanese people, especially common during the war of resistance against Japanese aggression (1931–1945)
- 东洋话 dōngyánghuà JapaneseJapanese language (archaic)
- 东洋剑 dōngyángjiàn kendoJapanese-style fencing derived from samurai combat; contestants wear armor and use bamboo swords; also called [[剑道|劍道|jian4 dao4]]
- 东洋鬼 dōngyángguǐ Japanese personA derogatory term for a Japanese person, a Japanese collaborator, or a Japanophile; especially used during the resistance against Japanese aggression between 1931 and 1945.