Age: 16 He is Yusaku's classmate. He loves Dueling, but is not too confident about his skills and had never Dueled in LINK VRAINS, however he eventually overcomes this fear. He is also a fan of Playmaker. He's enthusiastic, passionate, and tries to be friendly with Yusaku. During his observations, Yusaku pointed out that Naoki cannot stand being alone. (Source: Wiki)