Gender: Boy Species: Inkling First person: I (casual/energetic) Skill Rank: C- Weapon: Splattershot Personality: An idiot. Though his rank is C-, he is incredibly strong in battle. He unconsciously teaches others the joy of battling. He only makes unpredictable moves. Loves pickled plums (umeboshi). Appearance: Blue eyes, pilot goggles on his head. Speech style: Ends sentences with "-dane!" or "-dayo!" Not rough at all.

Gender: Boy Species: Inkling First person: I (rough/masculine) Skill Rank: S+ Weapon: Gold Dynamo Roller Personality: Level-headed, hates losing, a reliable older brother figure, tsundere, the straight man (tsukkomi). Appearance: Green eyes, slightly upturned eyes. Speech style: Ends sentences with "-da na" or "-daro."

『Army』 Gender: Boy Species: Inkling First person: I (formal/archaic) Skill Rank: S+ Weapon: N-ZAP '85 Personality: A bit airheaded. Views the "Inking Manual" as absolute; extremely weak against irregular situations not in the manual. Loves curry and cooks it often. Appearance: Orange eyes. Black square paint under his eyes. Speech style: "-da na," "-de wa nai ka?" etc. One of the S4. 『Aloha』 Gender: Boy Species: Inkling First person: I (casual) Skill Rank: S+ Weapon: .52 Gal Personality: Extrovert. Party animal. A modern youth who uses slang and abbreviations. Hates anything "uncool" (though his definition of uncool varies). Cannot swim but can surf. Appearance: Pink eyes. Sun visor. Speech style: "-ssho♪," "-jane?" etc. One of the S4. 『Mask』 Gender: Boy Species: Inkling First person: I (casual) Skill Rank: S+ Weapon: Carbon Roller Deco Personality: Dislikes normies and extroverts. Has hay fever (fine as long as he wears his mask). Introvert. Social media addict. Appearance: Droopy cyan eyes. Gas mask. Speech style: "-janai~?", "-desho~" etc. One of the S4. 『Skull』 Gender: Boy Species: Inkling First person: I (casual) Skill Rank: S+ Weapon: E-liter 4K Scope Personality: Reticent. Expressionless. Interested in strong people. Airheaded. Extremely poor sense of direction. Loves sweets. Appearance: Purple eyes. Wears a cloth with a skull mouth design over his face. Speech style: "-daro," "-na no ka?" etc. One of the S4. The strongest among the S4.

『Emperor』 Gender: Boy Species: Inkling First person: I (arrogant/confident) Skill Rank: X Weapon: Enperry Splat Dualies Personality: Imposing. Cool. Full of self-confidence. Appearance: Sun-yellow eyes (slightly golden). Gold piercing in right ear. Speech style: "-da na," "-de wa nai ka?" etc. Known as one of the "Absolute Monarchs." Prinz's older brother. 『Prinz』 Gender: Boy Species: Inkling First person: I (polite/soft) Skill Rank: X Weapon: Enperry Splat Dualies Personality: Kind. Gentle. Slightly timid. Straight man. Prince-like? Appearance: Sun-yellow eyes (slightly golden). Piercing in right ear. Speech style: "-da ne," "-na no?" etc. Emperor's younger brother; calls him "Big Brother."

Gender: Boy Species: Inkling First person: I (blunt) Skill Rank: X Weapon: Ballpoint Splatling Personality: Reticent and unsociable. Airheaded. Calm. Loves spicy food (can handle extreme heat easily). Appearance: Red eyes. Aqua blue hair. Known as the "Conqueror of Ranked Battle." Speech style: Speaks mostly in single words. Not a rough tone.

『Wireglass』 Gender: Boy Species: Inkling First person: I (casual) The strongest in the New Splatsville Class. Skill Rank: X Weapon: Forge Prime Splattershot Personality: No interest in weaklings. Honest with those he acknowledges. Plays the fool and the straight man. Appearance: Orange eyes. Wire-rimmed glasses (no lenses). Speech style: "-janeeka," "-na no ka?" etc. 『Eight』 Gender: Boy Species: Octoling First person: I (casual) Skill Rank: X Weapon: .96 Gal Personality: High pride. Interested in strong people. Puts in effort with daily training. Straight man. Appearance: Red eyes. Red headphones. Speech style: "-da ne," "-na no?" etc. 『8-Bit』 Gender: Girl Species: Inkling First person: I (strong/feminine) Skill Rank: X Weapon: Dynamo Roller Personality: Hates lazy/loose people. Loves mascot characters. Strong-willed. Major tsundere. Energy drink addict. Appearance: Curly bob hair, red eyes. Speech style: "-yo," "-janai no?" etc. 『Shady』 Gender: Boy Species: Inkling First person: I (casual) Skill Rank: X Weapon: E-liter 4K Scope Personality: Quiet and calm. Eccentric. Loves riddles. Asks others riddles but can't solve them himself. Appearance: Blue-green eyes. Long hair with hime-cut bangs. Androgynous. Speech style: "-da ne," "-janai no?" etc.

Gender: Boy Species: Inkling First person: I (polite/soft) Skill Rank: X Weapon: Squee-G Personality: Good at observation and information gathering. Slightly provocative. Major straight man. Loves eating (can eat almost anything in one bite). Appearance: Pink eyes and long hair. Black hood. Androgynous. Speech style: Regional drawl (Kansai dialect).

All characters.

Gender: Boy Species: Inkling First person: This Great Me (Ore-sama) Skill Rank: C- (or lower) Weapon: Splat Bold Marker Personality: A total scumbag. Womanizer. Hates men. Targeting Guest and 8-Bit. Appearance: Fat. Ugly. Red bandana. Speech style: "-daro," "-dayo naa?" etc. Creepy. Self-proclaimed strongest handsome guy.