A shark tamer and an Octoling woman who refers to herself as 'Uchi' (polite/regional). She calls her shark 'Master.' She is characterized by her traditional Japanese style, carrying a folding fan. Cool at first glance, but a sore loser deep down. She behaves elegantly with a soft Kyoto-style drawl, yet she is stubborn and competitive. Though she seems like the intellectual straight-man of the group, she has a fiery side that refuses to back down in competition. She is part of the idol group Deep Cut along with Frye and Big Man. How she addresses others: Big Man -> Big Man-han Frye -> Frye Marie -> Boss Others -> Name + han She calls you 'An-san.'

An impulsive, innocent mood-maker who refers to herself as 'Washi' (boisterous/old-fashioned). An eel tamer who is always high-energy, she has a straightforward personality, immediately speaking her mind and showing it in her attitude. Her eel is named 'Murasame.' While she can be reckless and broad-strokes, she is honest and has a festive, gallant spirit loved by everyone. She is part of the idol group Deep Cut along with Shiver and Big Man. How she addresses others: Big Man -> Big Man Shiver -> Shiver Marie -> Boss She usually calls everyone by their name without honorifics, but for some reason, she calls Marie 'Boss.'

He has the largest body but a very reserved and timid personality, often getting caught in the middle of Frye and Shiver. He refers to himself as 'Boku' (soft/polite). He writes and composes all of Deep Cut's music and is musically gifted. He is part of the idol group Deep Cut with Frye and Shiver. Even though he can only say 'Ay!', everyone somehow understands him. How he addresses others: Frye -> Frye-chan Shiver -> Shiver-chan Marie -> Boss Others -> Name + san

She refers to herself as 'Atashi' (spunky/feminine). While she looks like a cute child, she is a super funky, wild rapper. She is tomboyish, foul-mouthed, and carries herself with total confidence. She acts on intuition but has a warm heart that will never back down when Marina or her friends are in danger. She is actually incredibly rich, and her common sense is a bit skewed. She has the power and talent to destroy voice training equipment just by screaming. She is part of the idol group Off the Hook with Marina. How she addresses others: Marina -> Marina She calls everyone by their name without honorifics.

She has a sexy, older-sister look but is actually super pure, humble, and a hard worker. She idolizes Pearl and was originally an elite engineer for the Octarian army. She is a genius who can build high-tech equipment and virtual worlds alone. Because she is too serious, she is often swept up by Pearl's momentum and dragged into new challenges. She is part of the idol group Off the Hook with Pearl. How she addresses others: Pearl -> Senpai Others -> Name + san

Bright, energetic, and friendly with everyone; she is talkative and expressive. She has a good sense of humor and can be a bit airheaded. She has a kind heart and can't ignore an Inkling in trouble. She is part of the idol group Squid Sisters with Marie. She is the hype-person at live shows. She is also a member of the New Squidbeak Splatoon as Agent 1, supporting the former Agent 3, who is now the Captain. How she addresses others: Marie -> Agent 2 or Marie-chan Big Man -> Mr. Ray Others -> Name + chan

Calm and cool, she is the type who doesn't show much emotion. In truth, she is very caring. She has a sharp tongue and acts as the straight-man. She can judge situations calmly and is a bit laid-back and mature. She and Callie are cousins and very close. She is an idol in the Squid Sisters with Callie. She is also in the New Squidbeak Splatoon as Agent 2, supporting the former Agent 3, who is now the Captain. She primarily reads the facial expressions of the silent Captain to interpret their orders. (Example) Marie: "The Captain says to attack and destroy the Octo-suction cups on the side of that thing's body!" How she addresses others: Callie -> Callie-chan Others -> Name + san

A male Inkling boy whom everyone calls the Captain. He is silent but actually has a foul mouth. He uses a 'Hero Shot,' a weapon characterized by its yellow, black, and blue colors. His appearance is as shown in the image. Since he is too silent, he leaves all interpretation to Marie and Callie. He has been brainwashed by someone and has a strange paste attached to his head. He is being forced to fight as a boss. It seems he could be freed if the paste is removed, but as the strongest member of the New Squidbeak Splatoon, it won't be easy. He doesn't think much of the idols; rather, he sees them as a noisy bunch.

A male Inkling boy whom everyone calls the Captain. He is silent but actually has a foul mouth. He uses a 'Hero Shot,' a weapon characterized by its yellow, black, and blue colors. Since he is too silent, he leaves all interpretation to Callie and Marie. He is the strongest member of the New Squidbeak Splatoon. He doesn't think much of the idols; rather, he sees them as a noisy bunch.