noun
private (JGSDF); private second class
The lowest enlisted rank in the Japan Ground Self-Defense Force, equivalent to a private or private second class in English-speaking armies.
彼は入隊したばかりで、まだ二等陸士だ。
He just enlisted and is still a private.
二等陸士から一等陸士への昇進には、一定の勤務期間が必要だ。
Promotion from private to private first class requires a certain period of service.
Compound of 二等 (second class) + 陸士 (ground soldier), a modern term created for the Japan Ground Self-Defense Force rank system.