Following the Japanese TV premiere of the winter 2026 TV anime Easygoing Territory Defense by the Optimistic Lord on January 10, the music videos for the anime's opening and ending theme songs were released on the respective artists' official YouTube channels. First, singer Rei Nakashima performed the opening theme song "Okiraku-xation," with her music video following here. Rei Nakashima "Okiraku-xation" Music Video Easygoing Territory Defense by the Optimistic Lord Anime Creditless Opening Movie After winning the grand prix of the 2022 Flying Dog's Audition "Inucon!"' voice actor, singer and singer-songwriter category, Nakashima made her debut with the opening theme for the TV anime Sugar Apple Fairy Tale Season 2 in 2023. The title track "Okiraku-xation" released digitally first on January 10. As Nakashima's third single, the CD single is set to release on February 18, 2026. First press limited edition CD jacket Regular edition CD jacket Meanwhile, voice actor and singer Nonoka Obuchi performed the ending theme song "Make it." Nonoka Obuchi "Make it" Music Video Obuchi made her solo artist debut in May 2024, performing the theme songs for the spring 2024 TV anime Mysterious Disappearances and the winter 2025 TV anime Beheneko: The Elf-Girl's Cat is Secretly an S-Ranked Monster! "Make it!" released digitally first on January 10. As Obuchi's third single, the CD single will be available on February 25, 2026. Limited edition CD jacket Regular edition CD jacket Easygoing Territory Defense by the Optimistic Lord Anime Trailer The TV anime adaptation of the Easygoing Territory Defense by the Optimistic Lord isekai fantasy light novel created by Sou Akaike (story) and Kururi (art) premiered in Japan on January 7, 2026. The anime's Episode 1 " The Young Genius's Harsh Expulsion From His Home" is now available on Crunchyroll for Premium members w orldwide excluding Japan, China, Korea, Mongolia and Timor-Leste. Crunchyroll describes Easygoing Territory Defense by the Optimistic Lord as such: Reborn as a marquis’ fourth son, Van was once hailed as a genius prodigy—until he’s exiled to a nameless frontier village for possessing Production Magic, a useless type of magic in this world. But when he uses his “useless” power to craft weapons, tools, and wonders beyond imagination, the village begins to thrive! What began as exile is now the start of a new life—and a world-changing adventure! Source: Rei Nakashima official YouTube channel , Nonoka Obuchi official YouTube channel
