6.1 MAL AL Home ONA HERO MASK part II HERO MASK part II 9 9 eps ONA 24m per ep Start Watching Synopsis Second part of Hero Mask. Aired: Aug 23, 2019 to ? Premiered: Summer 2019 Year: 2019 Duration: 24m per ep Status: Finished Airing Episodes: 9 Rating: 6.1/10 Format: ONA Genres: Action Mystery Sci-Fi Sci Fi Police Studios: Studio Pierrot
