2021-10-05 あんどろすたじおおふらいんでがんばるめも https://dl.google.com/android/repository/platform-tools_r31.0.3-windows.zip https://dl.google.com/android/repository/emulator-windows_x64-7600983.zip https://dl.google.com/android/repository/sdk-tools-windows-4333796.zip https://dl.google.com/android/repository/platform-31_r01.zip https://dl.google.com/android/repository/09489e417c0a266f2862ddd82b4ac29a1b7af55e.build-tools_r31-windows.zip あとはがんばる