Touma Kamiyama is a fictional character from the multimedia project Project Sekai: Colorful Stage! feat. Hatsune Miku. He is a member of the virtual idol group Vivid Bad Squad and is known for his energetic personality and passion for music. Touma often expresses his emotions through his performances, making him a relatable character for fans. In the story, Touma is depicted as a high school student who dreams of becoming a successful musician. He values friendship and teamwork, often encouraging his fellow group members to pursue their goals. His character design features vibrant colors, reflecting his lively spirit and dedication to his craft.