"e-paper case" revolutionizes smartphone cases. Equipped with electronic paper, you can freely design the back.

Create your own designs anytime, anywhere

A revolutionary and cool smartphone case has arrived! It's called the "e-paper case"

This case uses electronic paper on the back, allowing you to instantly transform your smartphone into a new design. You can change the design to your favorite one whenever you want, so you can customize your smartphone to suit your mood or situation.

First, take a look at this amazing video!

e-paper case 01 purchase page

The appeal of electronic paper

E-paper is a technology that has the appearance of paper while providing the convenience of digital technology. It is also famous as the technology used in the Amazon Kindle, and has the following features:

  • No power required for maintenance : Only consumes a small amount of smartphone power when redrawing, no power is required to maintain the image
  • Good visibility : A display that is easy to see even in direct sunlight and is gentle on the eyes
  • Lightweight and thin : Comfortable to use without compromising the design of your smartphone

The e-paper case's electronic paper can be displayed in four colors, allowing you to reproduce color illustrations and photographs.

e-paper case 01 purchase page

Change the design with simple operations

By using a dedicated app, you can easily change the design of the back. You can register your own photos and illustrations from the camera roll. You can enjoy a different design every day.

We have also created a video showing the seven different transformations, so please take a look and imagine how you would use it!

e-paper case 01 purchase page

Express your individuality

The possibilities for e-paper cases are endless, from chic designs for business occasions, to colorful illustrations for holidays, to special messages for special events, etc. Let's evolve your smartphone from a mere gadget to a tool for self-expression.

e-paper case 01 purchase page

Always carry your love for your idol

The e-paper case will take your "oshikatsu" to a whole new level.

You can change the design for every live concert, or post special messages or fan art for special events or anniversaries. By engraving your love for your favorite idol in a special place like the back of your smartphone, you can feel closer to them.



The e-paper case is a canvas for expressing your love for your idol. It will support you in any situation and continue to convey your love for your idol.

e-paper case 01 purchase page

Product Information

For two models: "iPhone 13/14" and "iPhone 15" We are currently offering e-paper cases.

For iPhone 13/14

size W73.7 × D14.3 × H148.9 mm
weight 38.5g ±2g
material PC + TPU
color black

For iPhone 15

size W73.7 × D13.9 × H150.0 mm
weight 40.5g ±2g
material PC + TPU
color black

*"e-paper case 01" is a product sold by Free Agent Co., Ltd.

e-paper case 01 purchase page

Precautions for use

  • It cannot be used with any smartphone other than the compatible models.
  • It does not provide complete protection for your smartphone device and only offers limited protection from scratches and impacts.
  • While this product is installed, all functions and operations are not guaranteed.
  • We are not responsible for any damage or malfunction to the smartphone itself.
  • If this product is damaged, discontinue use immediately.
  • Please use and store away from direct sunlight, high temperatures, high humidity, and out of reach of children.
  • If it gets dirty, wipe it off gently with a soft cloth.
  • Be careful not to get alcohol, cosmetics, or other chemicals on the product.
  • Do not heat this product or place it near a flame.
  • Discoloration may occur depending on usage and environment.
  • Color transfer may occur.
  • Depending on your constitution and physical condition, you may experience itching, rashes, eczema, etc. If any abnormalities occur, discontinue use and consult a doctor.
  • Do not bend the case or press the e-paper too hard.
  • Damage caused during installation or removal is not covered by the warranty.
  • After transferring an image, please wait at least 5 seconds before updating the next image.
  • If the image does not appear, please retransmit it. This is due to wireless signal interference and is not a malfunction.
  • When displaying images that others own the rights to on this case, it is limited to personal use, and any use beyond this may be considered copyright infringement. For example, transferring, reselling, or lending the case while displaying images that others own the rights to.
  • Pre-installed images are subject to change.
  • Impact resistance means that the product will maintain its functionality even after being dropped from a height of 1.5m onto a steel plate in six different directions.
  • IP5X (dust resistant) means that it will still function and remain safe after being placed in a device containing talc for 8 hours.
  • IPX4 (waterproof) means that the device will maintain its functionality after being sprayed with water at 0.07L/min per hole through regularly spaced holes for 10 minutes.
  • E-paper creates images using small dots. The image may appear rough like a pixelated picture, but this is not a malfunction.
  • Images with complex boundaries, such as landscapes, are difficult to capture clearly.
  • Since this is a four-color e-paper, blue colors are difficult to produce.

e-paper case 01 purchase page