I don't know how to decompress (extract) files.

Please check the below information.

■Download using DLsite Nest

*On Windows

[Note: We do not recommend the use of DLsite Nest in non-Japanese display language environments.]

With DLsite Nest, download, decompression (extraction), and merging are all completed automatically. Just sign in to your DLsite account, select a product from your library, and click "Download",

[ DLsite Nest App Download and Installation ] 

■How to decompress (extract) a ZIP file

*On Windows

[Note: We recommend the use of 7zip for extracting files on DLsite.]

1. Extracting (unzipping) using Windows (File Explorer)

Right click your ZIP file and select "Extract all". A dialog box will open regarding unzipping the file, so please follow the instructions.

If there is no "Extract all" option, please select "Open with". Look at the program list, select "Explorer", then click "OK". In the next window that appears, click "Extract all". A dialog box will open regarding unzipping the file, so please follow the instructions.

When extracting via decompression software, please use a unicode compatible program.

2. Extract using dedicated software

Some products may not support extraction via standard Windows functions and might not extract correctly.
If you experience issues with extracting, viewing, or running the product when using standard Windows functions, please try extracting with Unicode-compatible software, such as 7-Zip.
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・7-Zip
https://7-zip.opensource.jp/download.html
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*The correct version to download depends on your system. Please check your system details via ""Start (bottom left) → Settings → System → About"".

*On Mac

The ZIP file can be decompressed (extracted) by double clicking. If the double click does not work, please use "The Unarchiver". Drag and drop the file you want to extract into "The Unarchiver" to extract..

[ Download The Unarchiver ]

■How to extract split files

*On Windows

1. Extract by running ""(Product Number).part1.exe""

Once you have downloaded all files, run the "(Product Number).part1.exe" file and follow the directions to extract. Please make sure that the part2.rar and other files are located in the same place as part1.

2. Extract using dedicated software

Some extraction software supports split files.
If you are unable to extract the file by running ""(Product Number).part1.exe"" for any reason, please try using software that supports split file extraction, such as 7-Zip.
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・7-Zip
https://7-zip.opensource.jp/

*Using 7-Zip, you can extract split files from the context menu by right-clicking on ""(Product Number).part1.exe"" when all files are saved in the same folder.

*If you do not see 7-Zip options in the context menu, please check your 7-Zip settings.
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*On Mac

The exe file can be decompressed (extracted) by double clicking. Drag and drop the part1.exe file into "The Unarchiver" to extract.

[ Download The Unarchiver ]

If an error occurs during extraction, please refer to [ An error is displayed during extraction ] .