Plot: Azur Lane is a side-scrolling shoot 'em up video game created by Chinese developers Shanghai Manjuu and Xiamen Yongshi, released in 2017 for the iOS and Android operating systems. Wikipedia
Plot: Kantai Collection, abbreviated as KanColle, is a Japanese free-to-play web browser game developed by Kadokawa Games and published by DMM.com. Wikipedia
Plot: Arknights is a tower defense mobile game developed by Chinese developers Studio Montagne and Hypergryph. It was released in China on 1 May 2019, and worldwide on 16 January 2020 by Yostar. Arknights is available on iOS and Android platforms and features gacha game mechanics. Wikipedia
Plot: Girls' Frontline is a mobile strategy role-playing game for Android and iOS developed by China-based studio MICA Team, where players control echelons of android characters, known in-universe as T-Dolls, each carrying a distinctive real-world firearm. Wikipedia