The Seven Knights of the Marronnier Kingdom Anime Reveals More Cast Members, Opening Song in 2nd Trailer Posted on September 7, 2026 By admin No Comments on The Seven Knights of the Marronnier Kingdom Anime Reveals More Cast Members, Opening Song in 2nd Trailer Miyuki Sakurai, Natsumi Fujiwara, Takehito Koyasu, more join anime’s cast; yama performs opening song “Sayonara wa Iwanai” Source: https://www.animenewsnetwork.com/news/2026-09-07/the-seven-knights-of-the-marronnier-kingdom-anime-reveals-more-cast-members-opening-song-in-2nd-/.241484 Anime