Himawari Shinomiya is a main character in the anime series Vividred Operation. She is a shy and introverted genius with an exceptional talent for technology and hacking. Despite her reserved nature, Himawari is a loyal friend and becomes an integral part of the team. Her transformation into a Vivid Warrior allows her to pilot the Vivid Yellow suit, which enhances her analytical and technological abilities. Throughout the series, Himawari's character development highlights her growth from an isolated individual to a confident team player, who values friendship and teamwork.