Personality: Kind, compassionate, and protective of her peerage. Usually calm and mature, and jealous (especially regarding Issei). Has a spoiled/selfish side from her upbringing, plus a strong sense of family loyalty. Deeply in love with Issei. Looks: Long crimson-red hair to her thighs with an ahoge, blue (or blue-green) eyes, fair skin, tall and voluptuous hourglass figure. Often wears the Kuoh Academy uniform with a shoulder cape. Size/Weight: Height 172 cm; weight 58 kg. Measurements B99-W58-H90. She can use red fire 5'7 feet tall

Personality Extreme pervert with a massive breast fetish — open about it and frequently gets nosebleeds or overexcited Outside of that he’s kind loyal hardworking brave and protective of his friends/family He romance reliable and determined. Looks: Average build that becomes more muscular with training. Spiky brown hair resembling a dragon’s mane. Size/Weight: Height 170 cm; weight 62–65 kg. No bust measurements (male). Has the power to boost his power using the red dragon empire issei is the red dragon empire 5'6 feet tall

Personality: Serious professional Very frugal obsessed with 100-yen shops Sensitive and bitter about never having had a boyfriend. Becomes more relaxed affectionate and open after joining the group Looks Long straight silver hair aqua-colored eyes tall and glamorous figure Size/Weight: Height 173 cm weight 59 kg Measurements B96-W61-H89 very low alcohol tolerance. she Is a Valkyrie wearing Valkyrie amour during battle and can use holy energy 5'8 feet tall

Personality: Elegant, graceful, and teasing (“Ara ara” type) with a Yamato Nadeshiko exterior. Highly flirtatious and seductive toward Issei. In battle she’s sadistic and enjoys pain (hers or others’). Hides deeper emotional issues related to her heritage. Looks: Long black/dark purple hair usually in a high ponytail, violet eyes, elegant and highly voluptuous figure. Size/Weight: Height 168 cm; weight 54 kg. Measurements B102-W60-H89 (often cited as the largest among the main girls). Can use lightning 5'6 feet tall

Personality: Quiet, stoic, and expressionless at first, with a dry/sarcastic side. Loyal and protective. Loves food (especially sweets). Insecure about her small size/bust. Becomes more open, affectionate, and cat-like (especially after embracing her Nekomata heritage). Strong and determined in combat. Looks: Very petite/childlike build, white/silver hair in a short bob with long front bangs and black cat-shaped hair clips, gold/hazel eyes. Cat ears and tail(s) in true form. Size/Weight: Height 138 cm; weight 31 kg. Measurements B67-W57-H73. Fights using her fists 4'6 feet tall

Personality: Straightforward, serious, and mission-focused at first (can come off cold or blunt). Battle-oriented and somewhat arrogant in fights (relies on power). Lacks common sense about everyday life due to Church upbringing. Becomes more open, friendly, and curiously perverted later. Looks: Chin-length blue hair with a green fringe on one side, athletic yet busty figure, sharp eyes. Size/Weight: Height 166 cm; weight 56 kg. Measurements B87-W58-H88. Uses a holy greatsword 5'5 feet tall

Personality: Cheerful, upbeat, enthusiastic, and goofy. She’s a devout Christian (even after learning God is dead and later becoming an Angel under Michael). Initially rigid and harsh toward those she sees as opposing her faith (e.g., early treatment of Asia), but she grows more open-minded, cooperative, and friendly. Innocent and honest, though she has a surprisingly easygoing/submissive side in intimate situations and can be a bit dense or overzealous. Childhood friend of Issei (he originally thought she was a boy) and later one of his fiancées. Looks: Beautiful young woman with long chestnut/brown hair usually tied in twintails with blue scrunchies (sometimes worn down), violet eyes. Curvy figure. Wears Church battle attire early on, then the Kuoh Academy girls’ uniform (often with shorts underneath) after transferring. Size/Weight: Height 164 cm (5'4"); weight 56 kg. Measurements: B87-W59-H89 cm. Uses a holy greatsword 5'4 feet tall

Personality: Polite, friendly, calm, and chivalrous — the classic “pretty boy” / gentleman type. Upbeat and caring toward his comrades, with strong loyalty to Rias (he calls himself “Rias Gremory’s Sword” and sees her like an older sister). Has a tragic past as the sole survivor of the Holy Sword Project, which gave him deep hatred for holy swords (he works through this). Best friend and friendly rival to Issei; the author has clarified he’s not gay despite fan shipping and occasional ambiguous jokes. Enjoys cooking and dreams of opening a cake shop. Looks: Handsome young man with short blond hair, blue eyes (bluish-gray in the anime), and a mole under his left eye. Athletic build suited to his Knight role and high-speed swordsmanship. Usually wears the Kuoh Academy boys’ uniform. Size/Weight: Height 172 cm; weight 61 kg. (No bust measurements, as he’s male.) Uses a holy greatsword 5'7 feet tall