Nishizumi Yuka × COVERARY Genuine Leather Collaboration Notebook Case

A collaborative smartphone case with illustrator Nishizumi Yuka has been realized!

Expressing Nishizumi Yuka's worldview in print on a canvas of high-quality leather.
We use leather with a grain that is hard to scratch, also adopted in luxury bags and shoes.

Introducing print durability and more!
Article about COVERARY original leather is here

■Notebook-style smartphone case compatible with all models
We offer back covers compatible with almost all smartphones. Designed for each model, you can use the case with convenient functions intact.

■COVERARY original leather “domani (ドマーニ)”
We use a grain that is hard to scratch, also adopted in luxury bags and shoes. COVERARY's original leather is adjusted for gloss and color to keep the leather's luxury feel while printing beautifully.

■Smooth operation of various functions
Each model has camera holes and speaker holes, allowing fingerprint authentication, volume adjustment, charging, and various operations with the case attached.
※Some models cannot be operated with the case attached
※Use of desktop charging or wireless charging is unconfirmed
※Depending on the case arrival time, the volume or power buttons may be covered. You cannot choose, but please understand that it can be operated without any problem.

■Crafted by artisans' handwork
From cutting, bonding the case and leather, edge painting, to finishing stamping, everything is carefully handmade.

■Dedicated resin case for each model
The base polycarbonate case comes in two types: clear and black. You cannot choose depending on stock status, but it fits perfectly with the dedicated case for your model.

■Notes
※Product images may differ in color from the actual product depending on your monitor environment
※Since each item is handmade, it takes some time until delivery

Usually, we ship within 3 to 7 business days, but if the shipping time is noted at the very bottom of the "About this product" section, that takes precedence.
Since each item is carefully handmade in-house to order, there may be times when orders are busy and it takes longer than usual.


Domestic mail is free of charge, and delivery by courier costs 690 yen. Orders over 3,980 yen qualify for free shipping. Overseas shipping charges vary depending on the country.

Genuine leather items have a maximum warranty period of 180 days, and other items have a maximum of 90 days. Initial defects are eligible for exchange.
To ensure our customers can purchase and use our products with confidence, our site offers several "special guarantees" for customers who make a purchase. For details on the warranty, please see here

Do you have any questions before purchasing?
Frequently asked questions from customers can be found here.
For announcements regarding product specifications, please see here.