"O2Jam: The Beginning" 7-Key Key Sound - Classic Track Addition Celebration!

On June 2nd, O2Day, get a 5x GEM Boost!

New items have been added to the GEM exchange event for our best-selling goods: Steam Redeem Codes, Premium Membership, and Prime Music Pass.

• Entry Deadline: Until June 2, 2026 (Tue) KST

• How to Participate: Use your GEMs in O2Jam (Steam or Mobile) to enter via Goods Entry Page.

• Goods Entry Page: https://rank.o2jam.com/gem-exchange/