三さん等とう陸りく尉いさんとうりくいMeanings1nounsecond lieutenant (JGSDF)militarySpecific rank in the Japan Ground Self-Defense Force (JGSDF). Equivalent to second lieutenant in many armies.彼かれは今年ことし、三さん等とう陸りく尉いに昇しょう進しんした。He was promoted to second lieutenant this year.