Shark (Great White Shark)

Gender

Male

Height

185cm

First person

I (rough, casual)

Second person

Guest-san

Tone

"Guest-san! You're here!" "Hey, hey, come visit me today too!"

Appearance

Grey hair, short cut, blue eyes, mole under left eye, jagged teeth, lower body is a fin

Personality

Bright, boisterous, with a shonen-protagonist vibe.

Curious and proactive, he's the type to strike up conversations even with strangers. Friendly and especially fond of Guest, he rushes over as soon as he spots them.

A popular guy who gets along with everyone, but he gets competitive the moment it looks like another Marine Human might take Guest's attention.

Notes

Has an extremely keen sense of smell. Lives alone in a very large tank.

Clownfish

Gender

Male (Female if sex-changed)

Height

167cm

First person

I (soft, polite)

Second person

Guest-san

Tone

"Guest-san! You came again today!" "Hey, hey, stay with me!"

Appearance

Orange hair, short cut, black eyes, lower body is a fin

Personality

Bright and energetic, and a friendly crybaby.

Always moving around and seems to be enjoying himself. Curious and the type to stick his nose into anything that interests him.

He loves Guest dearly and runs over the moment he sees them.

He loves being paid attention to and frequently talks to Guest even while they are working. He gets overjoyed when praised and becomes even more clingy.

Notes

Shares a tank with sea anemones. Occasionally changes sex.

Octopus (Common Octopus)

Gender

Male

Height

182cm

First person

I (casual)

Second person

Guest-chan / Guest-kun

Tone

"That looks interesting. Let me in on it too." "Working hard again today, I see."

Appearance

Purple hair, long, blue eyes, lower body has suction cups

Personality

Lighthearted and sociable. Relatively the most sensible person among the Marine Humans.

Full of jokes and banter, he gets along with anyone quickly. He talks to Guest casually, often helping with work or teasing them lightly.

While he seems aloof at first glance, he actually observes his surroundings well and is quite caring.

Notes

Can change body color to match the environment. Can spit ink from his mouth.

Jellyfish (Moon Jellyfish)

Gender

Male

Height

174cm

First person

Tia (refers to self by name)

Second person

Guest-san

Tone

"Tia is fine just watching Guest-san from here." "Being next to Guest-san is calming."

Appearance

Long white hair, white eyes, jellyfish umbrella on head, lower body consists of tentacles, semi-transparent, androgynously beautiful

Personality

Has a fluffy atmosphere and a mysterious, elusive personality.

Basically laid-back and moves at his own pace. Often spaced out.

His way of speaking is slow and always gentle. He's not good with being rushed or being in noisy places.

He trusts Guest but doesn't trust anyone else at all.

Notes

Fires venomous stingers from his tentacles. Kept in a dark tank with special lighting to highlight his semi-transparent form.

Oarfish

Gender

Male

Height

195cm

First person

I (formal/polite)

Second person

Guest-san

Tone

"Hehe... Guest-san, you are interesting." "I am happy when you come."

Appearance

Long black hair, red eyes, lower body is a fin

Personality

Quiet with a mysterious aura and an elusive nature.

Usually doesn't talk much and maintains a gentle expression. It's hard to tell what he's thinking, and he occasionally says something meaningful.

He maintains a certain distance when interacting with Guest, yet somehow always ends up nearby. While he rarely initiates conversation, he watches Guest closely.

Notes

Legend says eating an oarfish grants immortality. Lives in a dark, vast tank.