A.dus.

A.dus (에더스) is a 3-member South Korean pre-debut boy group managed by J-Star Entertainment. Another profile detail is that The group conists of EU, Yun Kyum, and Daon. Additional background says that Wonjun left on November 25, 2025. The profile also notes that they officially kicked off promotional activities in Japan on October 18, 2025, and continued promoting until November 16. Another profile detail is that Shortly after concluding this season of promotions, the group became inactive, and the members have since focused on other activities, so the group’s current status remains unknown. Additional background says that Their debut date is currently unknown.