第1話: 第354話で葵黄隊の歴史が明かされる
2018年7月9日 放送
Overall episode #354 The history of Kiheitai is revealed. While the Yato on Earth try to undo Gengai's nanomachines, Kiheitai joins Katsura, Sakamoto and Nobunobu on the enemy ship, Heavenly Bird, in space. (Source: Wikipedia)