PhotoSizeCheck

Japan My Number Card Photo Size & Free Resizer

For an online My Number Card application, the photo file must be a JPEG (jpeg or jpg, not HEIC) in RGB colour, between 20 KB and 7 MB, with width and height each between 480 and 6000 pixels.

480 x 617 px20 KB - 7 MB35 x 45 mmBackground: plain
2 Add your photo
Drop a photo here or tap to choose
JPG, PNG or WebP · you can also paste (Ctrl+V)
Your photo stays on your device. Face detection and background removal also run on your device.

The photo must be taken within the last 6 months, facing the front, without a hat and with no background, and it should be bright and clear. Images edited with photo software may not be accepted. This tool outputs 480 x 617 pixels, the 35 x 45 mm shape at the minimum width.

Japan My Number Card Photo requirements

Print size35 x 45 mm
Pixels (this tool)480 x 617
File size20 to 7000 KB
FormatJPG / JPEG
BackgroundPlain

Official rule for online applications: JPEG (not HEIC), 20 KB to 7 MB, 480 to 6000 pixels each side. We use the 35 x 45 mm paper-photo shape at 480 px wide.

Official source: www.kojinbango-card.go.jp · checked 2026-10-12

How to make your Japan My Number Card Photo in 4 steps

  1. Take a clear photo facing the camera, with even light and no shadows, against a background that meets the requirement (plain).
  2. Open this page on your phone or computer and pick the photo.
  3. The tool centres your face automatically. Tap "Make background white" if needed, adjust with Zoom and Move, and check that every line shows ✅.
  4. Tap Download and upload the JPG file to your application.

Common reasons this photo is rejected

Frequently asked questions

Can I use my iPhone photo for the My Number Card?

Yes, but the file must be JPEG, not HEIC. If this tool cannot open your photo, set the iPhone camera format to Most Compatible and take it again; the JPG you download here is RGB and inside the size limits.

Is my photo uploaded to a server?

No. Resizing, compression, face detection and background removal all run inside your browser. The photo never leaves your device and nothing is stored.

What is the Japan My Number Card Photo size in pixels?

480 x 617 pixels (width x height) is what this tool produces for the Japan My Number Card Photo.

What is the Japan My Number Card Photo size in KB?

The file must be 20 to 7000 KB. The tool compresses your photo to fit automatically.

What is the Japan My Number Card Photo size in cm, mm or inches?

35 x 45 mm.

How do I resize a photo for the Japan My Number Card Photo online?

Pick your photo in the tool on this page, adjust zoom so the face is centred, then download the JPG. It is free and works on any phone or computer.

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