Exclusive T-Shirt Design Revealed
The collaboration features a distinctive T-shirt design, embodying the spirit of Rina’s solo event. It’s a statement piece that blends fan enthusiasm with everyday style.

About UP-T: Crafting Unique Expressions
UP-T, the innovative on-demand service behind this collaboration, operates under the concept of “The world is fun because everyone is different.” It offers over 1,500 types of customizable items, from T-shirts and hoodies to smartphone cases and stationery. Renowned for its high quality and quick delivery—with some items ready in as little as three days—UP-T also provides a unique platform for creators to sell merchandise without needing to manage inventory.
This collaboration exemplifies how modern services like UP-T empower artists and idols to create personalized connections with their fanbase. As one fan might exclaim, “Having a piece of Rina’s solo event that I can wear proudly really makes me feel closer to her!”
Where to Find Your Exclusive Merchandise
Fans eager to get their hands on these commemorative T-shirts can visit the special collaboration website. Don’t miss this opportunity to celebrate Rina’s solo event in style!
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Special Collaboration Site: https://up-t.jp/collabo/lumiunion
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UP-T Official Website: https://up-t.jp
This initiative highlights a growing trend in Kawaii idol culture, where personalized merchandise deepens the bond between idols and their global audience. By offering unique, high-quality items, artists like Rina are finding new ways to extend the magic of their performances beyond the stage, fostering a more intimate and lasting connection with fans worldwide.


