Shironeko Project x KonoSuba Collab Returns on May 19 - QooApp News

Shironeko Project is reviving its collab with the KonoSuba anime series, bringing new higher difficulty quests, character and weapon awakenings, and more!

2nd Shironeko Project x Demon Slayer Collab Begins on February 28 : r/qooapp

Smile of the Arsnotoria x KonoSuba Collab Announced for September 1 - QooApp News

Shironeko Project x KonoSuba Collab Returns on May 19 - QooApp News

Shironeko Project - QooApp: Anime Games Platform

Shironeko Project x Hatsune Miku Collab Returns on June 5 - QooApp News

konosuba collab - Reddit post and comment search - SocialGrep

Kotodaman x Overlord Collab Event Begins on May 29 : r/qooapp

Kotodaman x Overlord Collab Event Begins on May 29 : r/qooapp

KonoSuba: Fantastic Days JP x The Melancholy of Haruhi Suzumiya Collab Begins July 31 - QooApp News