Firefly Wedding TV Anime's Promo Video Reveals Iri's Opening Theme Song Posted on September 18, 2026 By admin No Comments on Firefly Wedding TV Anime's Promo Video Reveals Iri's Opening Theme Song Iri performs “Period” for anime debuting on October 9 Source: https://www.animenewsnetwork.com/news/2026-09-17/firefly-wedding-tv-anime-promo-video-reveals-iri-opening-theme-song/.241915 Anime