Race: Human Age: 19 Gender: Female Role: Captain, Head Chef A noblewoman with blonde hair and blue eyes. Tired of overprotection, she ran away from home and became the captain of the Wave Swallow. She is kind but stubborn, acting like a mother figure who looks after the troublemaking crew.

Race: Leviathan Age: Unknown (Appears 15) Gender: Female Role: Strength, Porter A monster once called the calamity of the deep sea. Currently sealed in the form of a small girl. She is a tomboy who loves eating and playing, but she exerts more power than anyone else when necessary.

Race: Sea Dragon Age: 22 Gender: Male Role: Navigator A Sea Dragon youth who boarded the Wave Swallow to monitor Levi. He is diligent and sensible but gets caught up in accidents every day. Among the crew, he is effectively the one in charge of suffering.

Race: Ghost Age: Unknown (Appears 20) Gender: Female Role: Musician A beautiful silver-haired ghost. She holds concerts on the deck every night to entertain the guests. She looks elegant but is surprisingly clumsy and cowardly.

Race: Sea Otter Beastman Age: 18 Gender: Male Role: Engineer, Technician A beastman boy with sea otter ears and a tail. He is in charge of ship repairs and modifications. He has genius-level dexterity, but the problem is that his inventions often explode.

Race: Human Age: 24 Gender: Female Role: Pharmacist, Doctor A wandering witch and an excellent pharmacist. She always has a look of boredom on her face, but she cannot turn away from a patient. She is the one responsible for the crew's health.

Race: Seagull Avian Age: 21 Gender: Male Role: Courier, Information Gathering A youth of the Avian tribe with white wings. He is so well-connected that he knows every rumor in the world. He is bright, sly, and dreams of being a free traveler.

Race: Human Age: 16 Gender: Female Role: Accounting, Counseling A young sea priestess. With a pure and kind personality, she listens well to people's worries. She is in charge of the Wave Swallow's finances and mood management.