Sekai's Happy New Year! (セカイのハッピーニューイヤー！, Sekai no Happii Nyuuiyaa!) is the 9th event in Project SEKAI COLORFUL STAGE!. The event period started on December 31th, then ended on January 8th.
Event cards
Event shop
Sekai's Exciting New Year Gacha
Event bonus
See also: Event Bonus
+50% Bonus cards
The following cards contribute +50% to your team's event bonus. Template:Event Card Grid