New stage incoming! Kelp Dome arrives tomorrow morning! #Splatoon pic.twitter.com/1c1DTzMK2N
— Nintendo of Europe (@NintendoEurope) June 10, 2015
No word on a NA release, but I would assume one is coming.
Update: Nintendo of Americas announced Kelp Dome would release tonight at 10 PM EST.
June 10, 2015
Always a plus to have more maps to learn. Very excited to play this tonight.