Are digital stamps legally valid?

They can be used for internal and informal documents, but are not a legal substitute for registered seals (Jitsuin). Formal contracts require either a registered seal or electronic signature.

How many characters can I enter?

Up to 4 characters. Japanese surnames are typically 1-3 kanji characters.

Can I choose colors other than red?

Yes, choose from red, vermilion, black, blue and more. Traditionally, vermilion (red) is the standard color.

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Digital Stamp Maker (Hanko)

Create digital versions of "Hanko" — personal seal stamps used in Japanese business culture instead of signatures. Enter a name, choose shape, font, and color, then export as transparent PNG.

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Digital Stamp Maker (Hanko)

Name Input

Shape

Color

Size: 200px

Preview

Share this tool

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How to Use

Step 1

Enter Name

Enter the name (surname) to display on the stamp

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Step 2

Select Style

Customize font, shape, color, and size

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Step 3

Download Stamp

Download the digital stamp as a transparent PNG

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Features

Multiple Fonts

Supports traditional Japanese fonts like kaisho, gyosho, and tensho

Shape Customization

Choose from round, square, oval and more stamp shapes

Transparent PNG Output

Transparent background makes it easy to paste on documents

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FAQ

Hanko (also called Inkan) is a personal seal stamp used in Japan instead of handwritten signatures. Typically engraved with a person's family name in kanji, these round or square stamps are pressed in red ink to approve documents and sign contracts.