caseplay Unveils Smartphone Cases and Tech Accessories for “docomo presents THE MUSIC STADIUM 2026 organized by ONE OK ROCK”

Featured Collaboration Items

Smartphone Cases

The smartphone cases are available for a wide range of devices, including over 160 models such as iPhone, Xperia, Pixel, and Galaxy.

• Slim Protection Premium Case: Priced at ¥5,980 (tax included), this case offers superior print quality through a unique frame and panel separation structure that enables back printing. It boasts exceptional durability, having passed multiple drop tests from 3.6 meters, exceeding MIL-spec standards by three times. Furthermore, the case is made from sustainable recycled materials for both its frame and panel, utilizes ‘GREENGUARD Gold’ certified UV-curable ink, and is packaged in recycled paper, reflecting caseplay’s environmental commitment.

  

• Slim Protection Case: Available for ¥4,980 (tax included), this case is manufactured using 100% post-consumer recycled resin. It also provides advanced shock protection through an air pocket structure integrated into its corners, designed to mitigate impact on devices.

  

Smartwatch Bands

The collection also includes smartwatch bands compatible with various models such as Apple Watch, Galaxy Watch, and Garmin. These are offered in clear and leather types, allowing users to choose between a casual, light aesthetic and a luxurious, formal appearance.

• Smartwatch Band Leather/Clear Band: Priced at ¥2,780 (tax included).

  

  

About “docomo presents THE MUSIC STADIUM 2026 organized by ONE OK ROCK”

This event is part of the “KOKURITSU NEXT” vision, which MUFG Stadium (National Stadium) is launching from April 2026. It aims to create a new “pinnacle of music” that will drive the future of Japanese music. In addition to the organizer ONE OK ROCK, UVERworld will perform on Saturday, April 4th, and YOASOBI will perform on Sunday, April 5th.

Event and Artist Information

• Special Event Site: https://ssw.web.docomo.ne.jp/ticket/themusicstadium

• Official SNS Accounts:

  • X: https://x.com/themusicstadium

  • Instagram: https://www.instagram.com/themusicstadium_official/

• ONE OK ROCK Official HP/SNS:

  • HP: https://www.oneokrock.com/jp/

  • X: https://x.com/ONEOKROCK_japan

  • Instagram: https://instagram.com/oneokrockofficial

  • TikTok: https://www.tiktok.com/@oneokrock_official

  • Facebook: https://www.facebook.com/ONEOKROCK

  • YouTube: https://www.youtube.com/user/ONEOKROCKchannel

• UVERworld Official HP/SNS:

  • HP: https://www.uverworld.jp/

  • X: https://twitter.com/uverworld_dr2

  • Instagram: https://www.instagram.com/uverworld_official/

  • YouTube: https://www.youtube.com/user/uverworldSMEJ

• YOASOBI Official HP/SNS:

  • HP: https://www.yoasobi-music.jp/

  • X: https://twitter.com/yoasobi_staff

  • Instagram: https://www.instagram.com/yoasobi_staff_/

  • TikTok: https://www.tiktok.com/@yoasobi_ayase_ikura

  • YouTube: https://www.youtube.com/channel/UCvpredjG93ifbCP1Y77JyFA

Other caseplay Items

caseplay also offers a variety of other tech accessories:

• Art Panel Speaker: An interior decor piece and Bluetooth speaker in one, with interchangeable panels. Price: ¥15,800 (speaker + panel), ¥4,480 (art panel).

  

• Smart Grip Stand: A multi-functional item serving as a smartphone grip, stand, and magnet, compatible with wireless charging. Price: ¥2,980.

  

• Premium Ring Stand: A MagSafe-compatible ring stand with a strong magnet and a slim 5mm design. Price: ¥3,480.

  

• MagSafe Compatible Card Wallet: A card pocket that attaches to smartphones with a built-in magnet, suitable for storing IC cards. Price: ¥3,980.

  

• Premium Card Wallet: Offers the functionality of the MagSafe Compatible Card Wallet with an additional clear type option, featuring high-quality back printing. Available in clear and clear black frame colors, capable of holding up to three credit cards. Price: ¥4,980.

  

• Smartphone Shoulder & Tag: A smartphone shoulder strap with a printed tag, designed to be used with caseplay’s slim protection cases. Price: ¥2,980 (thin strap), ¥3,980 (thick strap).

  

About caseplay

caseplay operates on a unique order-to-production system, utilizing on-demand printing to produce only what is ordered. This model eliminates the need to hold large inventories across numerous models, designs, and items, making it a sustainable platform. The service provides tech accessories, including smartphone cases, for a wide range of popular Android smartphones in addition to the dominant iPhone series.

caseplay CARE Screen Damage Compensation Service

caseplay CARE is an industry-first screen damage compensation service. By purchasing a caseplay smartphone case and an LCD protective glass (¥2,480 tax included) simultaneously, users are eligible for compensation for repair costs if the device’s screen breaks due to an accidental drop within 365 days of purchase, without any special procedures.

For more details on caseplay CARE, please visit: https://caseplay.shop/pages/caseplay-care

Supported Models

caseplay offers cases for a wide array of smartphone models. As of February 2026, the Slim Protection Case supports 164 models, the Slim Protection Premium Case supports 16 models, and the Slim Protection Premium Case with MagSafe supports 8 models. For a comprehensive list of compatible devices, please visit: https://caseplay.shop/pages/device-list

Company Overview

Company Name: FOX Inc.
Location: 1-1-2 Yurakucho, Chiyoda-ku, Tokyo
Representative Director: Rio Isohata

• caseplay Official Website: https://caseplay.shop/

• FOX Inc. Official Website: https://foxinc.jp

• FOX ONLINE STORE: https://store.foxinc.jp/