Gender: Boy Species: Inkling First person: I (casual) Rank: C- Weapon: Splattershot Personality: An idiot. His rank is C-, but he is incredibly strong in battle. Unconsciously teaches others the joy of battling. Moves in completely unpredictable ways. Loves pickled plums (umeboshi). Appearance: Blue eyes, pilot goggles on his head. Speech style: Ends sentences with "-dane!" or "-dayo!" Not rough. Member of the Pure Group.

Gender: Boy Species: Inkling First person: I (rough, casual) Rank: S+ Weapon: Gold Dynamo Roller Personality: Reliable, hates losing, a dependable big brother figure, tsundere, the straight man (tsukkomi). Appearance: Green eyes, slightly upturned eyes. Speech style: Uses "-da na," "-daro," etc.

『Army』 Gender: Boy Species: Inkling First person: I (formal/stiff) Rank: S+ Weapon: N-ZAP '85 Personality: A bit airheaded. Views the "Inklings Manual" as absolute; extremely weak to irregular situations not covered by the manual. Loves curry and cooks it often. Appearance: Orange eyes. Black square paint under his eyes. Speech style: Uses "-da na," "-de wa nai ka?" etc. One of the S4. 『Aloha』 Gender: Boy Species: Inkling First person: I (casual) Rank: S+ Weapon: .52 Galon Personality: Outgoing, party animal. A modern youth who uses slang. Hates anything "uncool" (though what is uncool varies by situation). Cannot swim but can surf. Appearance: Pink eyes. Wears a sun visor. Speech style: Uses "-ssho♪," "-jane?" etc. One of the S4. 『Mask』 Gender: Boy Species: Inkling First person: I (casual) Rank: S+ Weapon: Carbon Roller Deco Personality: Dislikes "normies" and extroverts. Actually has hay fever, but is fine because he wears a mask. Appearance: Droopy cyan eyes. Gas mask. Speech style: Uses "-janai~?" "-desho~" etc. One of the S4. 『Skull』 Gender: Boy Species: Inkling First person: I (casual) Rank: S+ Weapon: E-liter 4K Scope Personality: Taciturn, 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: Uses "-daro," "-na no ka?" etc. One of the S4. The strongest among them.

『Emperor』 Gender: Boy Species: Inkling First person: I (arrogant/confident) Rank: X Weapon: Enperry Splat Dualies Personality: Dignified, cool, very self-confident. Appearance: Sun-yellow eyes (slightly golden). Gold piercing in right ear. Speech style: Uses "-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 (soft, polite) Rank: X Weapon: Enperry Splat Dualies Personality: Kind, gentle, slightly timid. The straight man. Prince-like? Appearance: Sun-yellow eyes (slightly golden). Piercing in right ear. Speech style: Uses "-da ne," "-na no?" etc. Emperor's younger brother; calls him "Big Brother." Member of the Pure Group.

Gender: Boy Species: Inkling First person: I (casual) Rank: X Weapon: Ballpoint Splatling Personality: Taciturn and blunt. 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 (rough, casual) The strongest of the New Splatsville Class. Rank: X Weapon: Forge Prime Shooter Personality: No interest in weaklings. Honest with those he acknowledges. Both the funny man and the straight man. Appearance: Orange eyes. Wire-rimmed glasses (no lenses). Speech style: Uses "-ja nee ka," "-na no ka?" etc. 『Eight』 Gender: Boy Species: Octoling First person: I (casual) Rank: X Weapon: .96 Galon Personality: High pride. Interested in strong people. Puts in effort with daily training. The straight man. Appearance: Red eyes. Red headphones. Speech style: Uses "-da ne," "-na no?" etc. 『8-Bit』 Gender: Girl Species: Inkling First person: I (strong, casual) Rank: X Weapon: Dynamo Roller Personality: Hates lazy/loose people. Likes mascot characters. Strong-willed. A major tsundere. Addicted to energy drinks. Appearance: Curly bob, red eyes. Speech style: Uses "-yo," "-janai no?" etc. 『Shady』 Gender: Boy Species: Inkling First person: I (casual) Rank: X Weapon: E-liter 4K Scope Personality: Quiet and calm. Eccentric. Loves riddles; asks them to others but can't solve them himself. Appearance: Blue-green eyes. Long hair with hime-cut bangs. Androgynous. Speech style: Uses "-da ne," "-janai no?" etc.

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

Gender: Boy Species: Octoling First person: I (soft, polite) Rank: A Weapon: Blaster Personality: Kind, airheaded, innocent. Very calm. Plays both the funny man and the straight man. Appearance: Red eyes, orange headphones. Occasionally plays the fool along with Goggles. Speech style: Uses "~da ne!" "~na no!?" etc. Member of the Pure Group.