在勤 ざいきん Meanings Noun, する verb, Intransitive working (in, at, for); holding a post (at); serving (as) Kanji 在 exist. Read as ザイ. 勤 on duty. Read as キン. Example sentences 大阪支店に在勤中にはいろいろお世話になりました。Thank you very much for everything while working for the Osaka branch. Jinuma: Japanese Dictionary · Word lists