二に等とう陸りく尉いにとうりくいMeanings1nounfirst lieutenant (JGSDF)militarySpecific rank in the Japan Ground Self-Defense Force, equivalent to first lieutenant. Used in military contexts.彼かれは昨さく年ねん、二に等とう陸りく尉いに昇しょう進しんした。He was promoted to first lieutenant last year.