Official Sony Xperia Xz So-01j -docomo | Japan- Stock Rom

This community tool works with XperiFirm. It encrypts the downloaded .sin files into a flashable .ftf bundle specifically for the SO-01J.

Before you flash any custom ROM, use TA Backup to save your unique DRM keys from the stock ROM. Once they're gone, Sony's famous camera processing on the Xperia XZ is gone forever. Official Sony Xperia XZ SO-01J -Docomo Japan- Stock Rom

: A tool used to download official Sony firmware directly from Sony's servers. You can find your specific model ( ) and download the latest Docomo Japan firmware. This community tool works with XperiFirm

If you need to reinstall the Official Sony Xperia XZ SO-01J - Docomo Japan - Stock Rom or update to a newer version, you can do so using the following methods: Official Sony Xperia XZ SO-01J -Docomo Japan- Stock Rom