March 13, 2021 Tsugumomo Chisato Chikaishi Nanako Nanakai.Android wallpaper 2160×1920 Chisato Chikaishi and Nanako Nanakai android anime lock screen background Select wallpaper size2160×1920 (Android Wallpaper 2160×1920)1440×1280 (Android Wallpaper 1440×1280)960×800 (Android Wallpaper 960×800)