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Upload the front (required) and back (optional) for a full-card analysis.

KantoCorp™Check Pokémon card alignment before grading with a precise, hands-on centering tool — clean, simple, and free to use.
No AI guesswork — you control the alignment.
centering.kanto-corp.com
Drag the guides until they match your card’s inner borders.
A simple, precise workflow built for collectors preparing cards for grading.
Upload the front (required) and back (optional) for a full-card analysis.
Position the corner points to define the card's edge and orientation.
Adjust the border guides to match the card’s internal printing.
Instantly see your centering stats and grading estimates in a clean summary.
Upload an image and start checking centering without extra setup.
Adjust the guides yourself for a more precise, hands-on centering review.
Review cards more confidently before deciding which ones may be worth submitting.
Manage your cards, review saved reports, and keep your centering results organized in one place.
KantoCorp helps collectors evaluate cards with more confidence. Use the centering checker to review border balance, spot alignment issues, and make more informed grading decisions before submitting cards for grading.