Standing on a sleek clear base, Mascot Character Odotte Mita depicts Ootori Kohaku in a compact desktop figure designed for fans of VTuber Hydran-chan. The piece captures Kohaku mid-dance with one knee slightly raised and an elegant forward lean, as if caught mid-movement during a performance. Her outfit, a movie-style color palette, blends glossy navy and electric cyan accents with gold trim, and subtle translucent highlights on her hair and accessories. The sculpt emphasizes dynamic lines and energy, with attention to tiny details such as fingers, folds of fabric, and a tiny microphone prop. The figure uses a balanced color scheme to stand out on a desk, while maintaining a cute mascot charm suitable for display.

Within the Hydran-chan universe, Ootori Kohaku is introduced as a cheerful event reporter and dancer who blends traditional idol aesthetics with futuristic VTuber energy. In her movie outfit, she travels between virtual stages and real-world desks, leaving sparkles of stardust in her wake. The mascot figure captures that moment of motion just after a spin, symbolizing Kohaku's dedicated practice and warm, approachable persona. Off-screen, Kohaku is known for collaborative streams with Hydran-chan characters, sharing stories from the field, encouraging fans to pursue hobbies, commissions, and creative experiments. The narrative promotes a playful bridge between hobby collecting and storytelling, inviting fans to imagine new adventures for Kohaku as she gracefully scooters across neon-lit scenes and cozy home corners.