Friend's hosting an automated version at https://fuyu.me/apk, this place'll be a mirror and host older versions too.

デレステ
Latest Version (最新版): 1.6.1
Previous Versions (過去の版): 1.4.8 1.4.4 1.4.2 1.3.3 1.3.2 1.3.0 1.2.2 1.2.1 1.2.0 1.1.0 1.0.5