japanese没有复数。japanese的意思是日本人，日语。japanese的例句：Japanese firms are looking for a new breed of manager（日本企业在寻觅新型管理人才）。

japanese的例句：The American and Japanese navies took the lead in the development of naval aviation（美国和日本海军是发展海军航空部队的佼佼者）；Her familiarity with Japanese surprised me（她对日语的熟谙使我惊奇）。