MC Miya serves as a recurring presenter figure across the Cardfight!! Vanguard anime continuity. His primary role is announcer and commentator for major Vanguard tournaments. He debuted prominently at the VF Circuit in episode 70 of the original series' season 2. His announcing duties extend to later series: he announces the Yuichirou Kanzaki vs. Toyoyama fight in Cardfight!! Vanguard G episode 27 and acts as the main announcer for the Under20 championship in Cardfight!! Vanguard G: NEXT. Across these appearances, his consistent function is energizing tournament venues and engaging the audience through an energetic tempo and witty banter during matches. He is also listed among the minor characters appearing in the "High School Arc Cont." storyline.