In Robotics;Notes, the player assumes the role of Kaito Yashio, someone who enjoys fighting games.[1] He is in his school's robot club.[2] The story begins when the protagonist finds out that one of Robotics;Notes' main heroines is actually a genius programmer who created the game engine for a world-renowned fighting game.[4] The main character then decides that he wants to create a robot based around command inputs and motion capture technology.[4] He decides to go to the karate club to look for someone to perform the motion capture sequences.[4]