Project Sekai Posts Full-Size 2D MV For Heredity Sekai Ver.
Sega and Colorful Palette have published the full-size 2D music video for "Heredity" (Sekai ver.) on the official Project Sekai YouTube channel, where it has been available since Sunday, September 20, 2026. The version is sung by Megurine Luka and Wonderlands x Showtime, with lyrics and music by Satsuki. The song can be claimed by any player from the in-game Present section.