: Her first major work after moving labels, which emphasized her "beautiful face" and technical performance.
: Frequently marketed as having a "9.5 head-body ratio," a term used in Japan to describe a exceptionally small face relative to a long, slender body.
Nanaka Kosaka is often praised by viewers for her and an aura that feels comforting yet alluring. Unlike actresses who rely on loud aesthetics, Kosaka is celebrated for a more steady, refined presence.
Kosaka made a high-profile debut in February 2024 under the series, a label known for scouting high-spec newcomers. Her debut work, SONE-042 , focused on her impressive height and "super model" proportions.
, showcasing her range in acting beyond just physical appeal.