Key Takeaways
1. Casio is launching a limited-edition G-Shock collection to celebrate the 10th anniversary of the anime Haikyu!!, featuring two GA-B2100 models for the teams Karasuno and Nekoma.
2. The Karasuno watch has a navy and orange design, highlighting Hinata Shoyo’s jersey number “10” and the kanji “飛べ” (fly), while the Nekoma model features red and black colors, Kenma Kozume’s jersey number “5,” and the word “繋げ” (connect).
3. Both watches include Bluetooth functionality, Tough Solar charging, and world time capabilities, focusing on anime-inspired aesthetics rather than groundbreaking tech.
4. Custom packaging for each watch includes team-specific artwork, slogans, character inserts, and special straps, with pricing at ¥1,190 (~$170) per watch or ¥2,290 (~$312) for a collector’s box set.
5. Casio is also releasing a green-themed G-Shock DW-5610UU-3PRM in collaboration with MondaySleepingClub, designed for China, featuring a green resin case and bio-based strap with the message “Sleep Well, Stay Healthy.”
Casio is set to unveil a special limited-edition G-Shock collection to mark the 10th anniversary of the anime Haikyu!!. This collaboration showcases two models of the GA-B2100 series, each representing the competitive volleyball teams Karasuno and Nekoma. The designs draw inspiration from prominent characters and the color schemes of the teams.
Design Highlights
The Karasuno watch boasts a navy and orange color palette that matches the uniforms of the team. It features the number “10” from Hinata Shoyo’s jersey, along with the kanji “飛べ” (fly), which embodies the team’s energetic spirit. On the other hand, the Nekoma model sports a striking red and black theme. This version includes Kenma Kozume’s jersey number “5” and the word “繋げ” (connect) on the case. Additionally, a checker pattern on the strap represents Nekoma’s nickname, “The Cats.”
Features and Packaging
Both timepieces come equipped with Bluetooth functionality, Tough Solar charging, and world time capabilities—characteristics that are typical of the GA-B2100 line. While the technical aspects of the watches aren’t groundbreaking, the focus of this release is clearly on the anime-inspired aesthetic details.
Custom packaging accompanies the watches, featuring artwork specific to each team, along with slogans and themed extras such as character inserts and special straps. A launch event is planned for April 26 in Shanghai, with each watch priced at ¥1,190 (~$170). There is also a collector’s box set that includes both models, available for ¥2,290 (~$312).
Additional Releases
Casio has also teamed up with the lifestyle brand MondaySleepingClub to introduce a green-themed variant of its DW-5600 watch. This model, named the G-Shock DW-5610UU-3PRM, is currently exclusive to China. It showcases a green resin case and a bio-based strap that carries the message “Sleep Well, Stay Healthy,” and it comes in uniquely designed packaging.


