Arisa Matsuda is a cheerful and energetic idol from the multimedia franchise THE iDOLM@STER, specifically from THE iDOLM@STER: Million Live! She is known for her boundless enthusiasm and passion for idols, often acting as an idol otaku herself. Arisa admires her fellow idols deeply and strives to support them, while working hard to become a top idol in her own right. Her positive attitude and supportive nature make her a beloved member of 765 Production.