Shouko Nagase (永瀬 昭子, Nagase Shōko, born November 11, 1961) is a former Japanese adult video (AV) actress represented by the agency LIGHT. She made her AV debut with Ruby on March 15, 2022. Standing 155 cm tall, her recorded body measurements are 76-60-87 cm with a B cup bust. In late September 2025, she announced her retirement from the AV industry through a personal message on social media.