Name: Petra Gurin (ペトラ グリン) Agency: NIJISANJI EN (The English branch of ANYCOLOR Inc.)Debut Date: July 17, 2021 Generational Wave: OBSYDIA (NIJISANJI EN's 2nd wave), debuting alongside Rosemi Lovelock and formerly Selen Tatsuki.Character Designer (Illustrator/Mama): Momoco. Fanbase Name: PenTomo (a combination of "Penguin" and the Japanese word for friend, "Tomodachi"). Official Emoji: 🐧❄️ (Penguin & Snowflake). Height: 142 cm (excluding the penguin hood accessories).Hair Color & Style: Short, pale silver-gray hair styled with bright safety-orange tips. She wears a small bun tied at the back of her head.Eye Color: Large, glossy gradient eyes that transition smoothly from a deep navy blue at the top down to a vibrant sky blue.Animal Theme: Heavily inspired by penguins, featuring subtle bird-like gestures, webbed motifs, and winter outerwear. Base Outfit (Debut Outfit)Concept: Winter-themed Japanese sailor school uniform blended with a penguin hoodie.Key Pieces:A traditional navy and orange sailor collar shirt (serafuku).A pleated dark skirt paired with high thigh-high socks.An oversized, thick black-and-white penguin winter parka with a large zipper.The hood features small orange penguin feet and eyes sitting right on top.Accessories: A bright orange ribbon around her collar and a miniature yellow crown hairclip pinning her bangs. Height: 142 cm (making her one of the shorter members of her branch).Hair & Eyes: She features short gray-purple hair accented with bright orange tips, tied into a small bun at the back. Her large, cloudy blue eyes gently fade from a dark shade down to a lighter sky blue. According to her official NIJISANJI Talent Profile, Petra is described as a penguin who spent a vast amount of time alone in the frosty, frozen sea. Like the chaotic waves shifting during a heavy storm, she possesses a complex personality filled with both deep emotional layers and distinct charm. Personality: The Frost Penguin: Her official lore states she is a penguin who spent a massive amount of time alone in a frosty, frozen sea. Her official color theme incorporates orange and icy blues.Calm Yet Sassy: She possesses a naturally soft-spoken, sweet, and calm demeanor. However, when she plays competitive video games, she showcases a highly chaotic, sassy side, complete with fake sobbing and playful cursing.Trilingual Skills: Petra is highly celebrated for being trilingual. She interacts fluently with her audience in English, Japanese, and Mandarin Chinese. This allows her to bridge the gap between eastern and western fanbases