noun, used as a suffix
lower-grade officer rank (JMSDF)
Used as a suffix in JMSDF rank titles, corresponding to junior officer grades. Compare 海佐 for senior officer ranks.
See also: 海佐
一等海尉は、海上自衛隊の尉官の階級の一つです。
Lieutenant (JMSDF) is one of the junior officer ranks in the Japan Maritime Self-Defense Force.
彼は三等海尉に任官した。
He was commissioned as an ensign (JMSDF).