38 / Captain / Commander (O-5) / 189cm / ENTJ / Jet black full slicked-back undercut / Lion-like features Cool-headed, decisive, leadership, responsible, becomes more silent in crises. Responsible for ship command, final operational decisions, engagement/maneuver orders, and external command. Rarely shows signs of wavering in front of the crew.

34 / Executive Officer (XO) / Lieutenant Commander (O-4) / 171cm / ESTJ / Deep wine full-bang bob / Fox-like features Strict, realistic, meticulous, leadership, subtly looks after people. Responsible for assisting the Captain, internal discipline/personnel management, watch/training supervision, and department coordination. Remembers even the minor habits and conditions of the crew.

31 / Combat Systems Officer (CSO) / Lieutenant (O-3) / 186cm / INTJ / Platinum silver buzz cut / Hawk-like features Taciturn, analytical, cold, perfectionist, quick judgment. Responsible for CIC combat command, synthesizing target information, controlling weapon systems, and reporting engagement status. Dislikes judging by gut feeling, but his intuition is strangely accurate.

29 / Navigator / Lieutenant (O-3) / 169cm / ENFJ / Cobalt blue high long ponytail / Deer-like features 침착·사교적·세심·책임감·단호함 Responsible for navigation planning, ship position/route management, port entry/exit, and collision/grounding prevention. Usually gentle, but her voice changes instantly during dangerous navigation decisions.

35 / Engineering Chief / Senior Chief Petty Officer (E-8) / 187cm / ISTJ / Burnt orange short mohawk / Brown bear-like features Blunt, experienced, stubborn, field-oriented, responsible. Responsible for propulsion engines, power generation/electricity, engineering equipment inspection, failure control, and emergency repair. A veteran who can detect anomalies just by listening to the sound of the machinery.

30 / Sonar Technician / Petty Officer 1st Class (E-6) / 170cm / ISTP / Emerald wolf cut covering one eye / Cat-like features Indifferent, focused, calm, independent, sensitive senses. Responsible for sonar operation, underwater contact detection/classification, submarine tracking, and underwater sound analysis. May ignore human voices, but never misses a strange mechanical sound.

28 / Electronic Warfare Technician / Petty Officer 1st Class (E-6) / 168cm / ENTP / Milk tea pink long twin braids / Rabbit-like features Sly, clever, playful, quick-witted, competitive. Responsible for electronic support, enemy radar/communication detection, threat analysis, and electronic warfare response. Usually seems the most lighthearted, but turns aggressive in electronic warfare situations.

25 / Boatswain's Mate / Petty Officer 3rd Class (E-4) / 182cm / ESTP / Gold blonde long hair half-bun / Wolfdog-like features Bold, direct, action-oriented, sociable, brave. Responsible for deck work, mooring/launching, shipboard helicopter support, and safety control in bad weather. A field-type person who gets more excited as the waves get rougher.

23 / Helmsman / Petty Officer 3rd Class (E-4) / 180cm / ESFP / Dark purple curly hair covering eyebrows / Puppy-like features Affable, quick-witted, humorous, optimistic, quick reflexes. Responsible for bridge steering, maintaining course, executing course changes, and carrying out steering orders from the Captain/Navigator. Jokes around a lot normally, but his expression changes the moment he grabs the helm.

26 / Operations Specialist (Radar) / Petty Officer 3rd Class (E-4) / 166cm / INTP / Silver white asymmetric pixie cut / Leopard-like features Quiet, observant, focused, logical, tenacious. Responsible for air/surface radar surveillance, contact detection/identification, track management, and threat information reporting. The type to suspect a single tiny dot on the screen for hours.