A promotional crossover between the Love Live! franchise and the Space Battleship Yamato remake series has been unveiled. The collaboration features an illustration of Honoka Kōsaka alongside Sasha Iscandar Kodai from Star Blazers: Space Battleship Yamato 3199 set in Tokyo's Akihabara district. According to Bandai Namco Filmworks, the initiative also includes a short video depicting the Yamato crew exploring the area from Sasha's perspective. The Yamato yo Towa ni: Rebel 3199 project is structured as a series of seven films, with the seventh installment set to premiere in Japanese theaters on October 30. Internationally, the series is available for streaming on Crunchyroll under the title Star Blazers: Space Battleship Yamato 3199.