This is the official Samsung Galaxy S20 5G SM-G981J User manual in Japanese provided from the manufacture.
Samsung official today published the Digital PDF Version Galaxy S20 5G SM-G981J User manual in Japanese and made it ready for download.
Download Galaxy S20 5G SM-G981J User manual – Japanese
We hope the Galaxy S20 5G SM-G981J user guide will answer any of the outstanding questions that you have about the Galaxy S20 5G smartphone.
If you still have any questions, please feel free to ask in the comments or to contact Samsung Official Support Team.