Tamaki Kotatsu is rendered in the iconic POP! style with a compact chibi body and an oversized head, capturing her energetic presence. The figure wears a stylized Fire Force uniform with bold color contrasts and crisp sculpted lines that emphasize her confident pose. Her face features a playful smile and wide eyes, while subtle details such as hair ribbons, small accessories, and a curled tail hint at her Nekomata heritage. The glow-in-the-dark variant adds an eerie brightness to selected accents, making the figure come alive in dark display. Overall, the paintwork is clean with precise shading that highlights her dynamic silhouette and anime-inspired charm. The packaging celebrates Fire Force branding and the character’s distinctive style, making it a standout piece for any collection.

Tamaki Kotatsu appears in En'en no Shouboutai as a spirited fighter whose fiery abilities echo her playful, cat-like personality. In the series she can summon or transform into a Nekomata form, using agile movements and flame-based attacks to support her squad during confrontations with Infernals. Her arc explores themes of belonging, loyalty, and the burden of power as she balances duty with personal quirks. Throughout battles and investigations, she forms bonds with teammates, earning their trust and contributing crucial insights into the mystery surrounding spontaneous combustion. Her growth reflects courage, teamwork, and the resilience required to protect others from dangerous flames.