Nakano Miku stands gracefully in a celestial-inspired outfit titled Celestial Vivi. The figure captures her signature calm and gentle expression, with large, glossy eyes and a soft smile. She wears a flowing dress in iridescent whites and pale blues, accented with starry motifs and delicate gold trim. Translucent wings or wing-like accessories extend from her back, sparkling under display lighting. Her long hair is styled neatly with twin ribbons that flutter as if moved by an otherworldly breeze. The sculpt emphasizes gentle curves and a poised, composed stance, presenting a sense of ethereal beauty and quiet confidence.

Nakano Miku is one of the quintuplet sisters in Gotoubun no Hanayome, a story about a high school student who becomes the tutor for five identical sisters who each harbor romantic feelings toward him. Miku is depicted as thoughtful, kind, and steady, often acting as a voice of reason among her sisters. She carries a soft burden of unspoken affection for Futaro Uesugi and grows through interactions with the tutor and her siblings. Her arc blends shyness with resolve as she navigates misunderstandings, sibling rivalry, and moments of earnest confession, contributing to the series' themes of family, growth, and love.