Yasushi, Akira, Kenji (ヤスシ、アキラ、ケンジ Yasushi, Akira, Kenji): Yu's classmates who make fun of him because he is from Tokyo, and doesn't like mud and bugs. Cho Kamen Rider Den-O & Decade Neo Generations: The Onigashima Warship Yasushi, Akira, and Kenji were portrayed by Shoma Yashiro (矢代 奨馬 Yashiro Shōma), Kiyotaka Yamada (山田 清貴 Yamada Kiyotaka), and Oki Fujimoto (藤本 旺輝 Fujimoto Ōki) respectively.