《明日方舟》×《羅小黑戰記》故事集「好久不見」宣傳PV / Arknights x Luo Xiao Hei Zhan Ji / Arknights x Luo Xiao Hei Zhan Ji: Hao Jiu Bu Jian / Arknights x Luo Xiaohei Zhanji: Haojiu Bujian / Arknights x The Legend of Luo Xiaohei: It's Been A While / Arknights x The Legend of Luo Xiaohei: Long Time No See
PV, посвящённый кроссоверу Аркнайтс x Легенда о Ло Сяохэе.