Provided to YouTube by NBCUniversal Entertainment Boys Choir Competition Assignment song “Unknown no Shikisai” (Kawagoe Gakuen Version) · Kawagoe Gakuen Boys Choir Club Boys Choir Competition Assignment song “Unknown no Shikisai” ℗ 2023 NBCUniversal Entertainment. All Rights Reserved. Lyricist: Kaco Arranger, Composer: Mishima Oisei Arranger: Yokoyama Junko Auto-generated by YouTube.