From Happy Lemon:
Global game publisher GRYPHLINE has announced a collaboration with Happy Lemon stores, bringing the world of its 3D RPG Arknights: Endfield to the popular bubble-tea franchise. The collaboration drinks and items will be available at all Happy Lemon stores in the U.S. beginning May 13 and concluding on June 14, 2026.
Featured collaboration drinks include:
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Perlica Golden Lemon Bloom – A vibrant mango-lemon slushy designed to reflect Perlica’s commanding battlefield presence
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Zhuang Fangyi Jade Latte with Salted Cheese – A refined matcha latte layered with tiramisu salted cheese
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Ardelia Strawberry Cream – A visually striking strawberry-forward layered beverage inspired by Ardelia’s graceful and vibrant design
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Last Rite Blue Glacier – A bold blue-toned slushy that captures the icy precision associated with the character
During the in-store event, Happy Lemon patrons can also purchase limited-time Arknights: Endfield x Happy Lemon Drink Bundles, which include a selection of exclusive drinks and collectible rewards. For full details on the collaboration, including drinks and items, visit: https://happylemonusa.com/happylemonxendfield/.

Arknights: Endfield takeover at Happy Lemon San Diego
The Happy Lemon location at Convoy Street in San Diego, CA, will feature a themed takeover during the collaboration period. On May 23, attendees can take part in interactive on-site activities from 2 to 4 p.m. PDT, with opportunities to earn rewards throughout the experience. Be aware that event activities and programming are subject to change without notice.
Event highlights include:
- Character photo opportunities with cosplayers
- Themed games and giveaways
- Life-size character displays
- Live DJ entertainment featuring themed music
- Exclusive drink sampling
Collaboration items and bonuses are available while supplies last, and availability may vary by store. Redemption codes can be used once per game account.
