Ikimonogakari brings a single. "Unmeichan" is featured as the opening theme song for the April TV anime "Mission: Yozakura Family (Yozakura-sanchi no Daisakusen)." The song was co-written by Yoshiki Mizuno and Koichi Tsutaya. The B-side features four songs performed on the YouTube program "THE FIRST TAKE" so far ("Kimagure Romantic," "Bluebird," "Kyo kara, Koko kara," and "Tokimeki"). Comes with a Blu-ray, including a music video for the title song and making-of, as well as the entire live performance of "Amazon Music Live: Ikimonogakari" held at Toyosu PIT in October 2023, including the encore. Comes housed in a sleeve case. Includes an Ikimono card.