Finally, the real-name save data of Germany and Japan came out
Germany's squad is as of 12.09.2023
Japan's squard is as of 24.03.2023
first name the file fm_save2.fms or derivatives
Android/data/com.netflix.NGP.FootballManagerMobile/files/Documents/Sports Interactive/Football Manager 2024 Mobile/(the id file)/games/caree_1-8 (It's your decision)
Have a good day.