GazouRenketsu Windows 11 / x64, ARM64 Last updated: September 25, 2026

GazouRenketsu Support

Basic steps for combining PNG and JPEG images into one file.

Basic steps

  • 1. Add PNG or JPEG images with the Add images button or by dragging them into the window.
  • 2. Choose vertical or horizontal layout, size, spacing, background and output format.
  • 3. Check the order and scaled preview, then use Save as to choose a destination.
  • 4. After saving, use Open destination folder to find the result.
The app interface is currently in Japanese.

System requirements and limits

For Windows 11 build 22000 or later on x64 or ARM64. Inputs must be still PNG or JPEG images. Animated PNG, OCR and automatic overlap removal are not supported.

You can add up to 200 images. Each input is limited to 100 MiB and 80 megapixels. Output is limited to 64 megapixels and 65,500 pixels per side.

Contact

Email info@caen.co.jp with GazouRenketsu in the subject. You do not need to send the original images.

  • Your Windows and app versions
  • The error message
  • The steps leading to the issue and the image format

FAQ

An image cannot be added

Check that it is a still PNG or JPEG. Damaged images, files whose contents do not match their extension, and images over the limits cannot be added.

A file with the same name already exists

You cannot overwrite an original input image. Choose another name. If replacing a different existing file, review the save dialog confirmation.

Contact

For questions about GazouRenketsu, please contact CAEN Inc. by email.

info@caen.co.jp