Johnston is a fictional character from the anime series Kantai Collection, which is based on the popular online game of the same name. In the series, Johnston is portrayed as a warship personified, specifically a destroyer from the United States Navy. She is characterized by her enthusiastic and supportive nature, always ready to assist her fellow fleet girls in missions. Johnston's design includes military-style clothing with elements reminiscent of her namesake vessel. Her role in the series is to provide both combat support and morale to the team, contributing significantly during critical battles.