ATEEZ x LINE FRIENDS Characters “MIGHTEEZ” Unveil “Wonder Room” Pop-Up in Shibuya!

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Exclusive Merchandise and Fashion Collaborations

The ‘MIGHTEEZ Wonder Room’ will feature an array of new merchandise tailored to its growth theme, including plush toys, keyrings, and badges. A highlight for fans will be the debut of MIGHTEEZ’s first-ever fashion accessories, such as cross-body bags and card holders, created in collaboration with “COLLER” (https://linefriendssquare.jp/collections/coller-1). These items promise to bring the characters’ charm into daily style.

MIGHTEEZ Baby Plushies

MIGHTEEZ Plush Keyrings

MIGHTEEZ Plush Badges

MIGHTEEZ Plush Bands

MIGHTEEZ Photocard Holder Keyrings

MIGHTEEZ Penlight Straps

MIGHTEEZ Drawstring Bags

MIGHTEEZ ID Photocard Holder Keyrings

MIGHTEEZ Random Photocard Set

MIGHTEEZ Crossbody Bag

MIGHTEEZ Card Holder

Interactive Experiences and Nationwide Availability

Beyond shopping, the Shibuya venue will host engaging photo spots, a complimentary receipt photo machine, and even ATEEZ members’ handprints, allowing fans to connect with their favorite idols in a unique way. Adjacent to the shopping area, a media zone will offer a powerful viewing experience of ATEEZ’s “Adrenaline” music video on a large screen with immersive sound. “ATINY, prepare for a wonderland of joy and adorable MIGHTEEZ moments!”

For those unable to visit Shibuya, the pop-up merchandise will also be available online and at various retail locations across Japan. The LINE FRIENDS SQUARE official online store (https://linefriendssquare.jp/collections/ateez) will launch all pop-up items simultaneously on April 17th at 11:00 JST.

Event Details for LINE FRIENDS SQUARE SHIBUYA

  • Period: April 17th (Fri) – April 26th (Sun), 2026

  • Location: LINE FRIENDS SQUARE SHIBUYA B1F (https://linefriends.co.jp/store)

  • Entry: April 17th requires prior reservation. From April 18th onwards, entry is free, though restrictions may apply during crowded times.

  • Further details and reservations can be found here.

Nationwide Sales Locations

Limited selections of MIGHTEEZ Wonder Room items will also be available at:

Special Novelty and Purchase Restrictions

Customers who spend 5,500 yen (tax included) or more will receive one random photo card (out of 8 designs) as a special gift, available while supplies last.

MIGHTEEZ Special Photocard Gift

To ensure fair access, a purchase limit of three items per product type and eight random items per transaction will be enforced at LINE FRIENDS SQUARE SHIBUYA and its online store. These limits may be subject to change based on sales conditions.

LINE FRIENDS, originating from the globally popular messaging app LINE, has cultivated a diverse portfolio of characters, including its original creations like Brown, Cony, and Sally, as well as collaborations such as “BT21” with BTS. The brand continues to expand its global footprint, offering unique character experiences to fans worldwide.

This MIGHTEEZ pop-up event is a testament to the enduring appeal of character collaborations and the vibrant crossover between K-pop and kawaii culture. It offers a tangible space for fans to engage with the evolving MIGHTEEZ universe, promising to further solidify their place in the hearts of global audiences and inspire future innovative character ventures.

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Japan, often seen as a country that seamlessly integrates tradition and technology, is a region full of rich culture and technological advancements. It is continuously evolving and propelling towards progress, which has been evident in the latest news emerging from the country. We delve deeper into some of these fascinating developments happening in all facets of Japanese society.

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