Nintendo has announced that the upcoming Super Mario Splatfest in Splatoon 2 begins on January 15th! The Splatfest lasts for 2 days until the 17th where players can choose to be on team Super Mushroom or team Super Star. Splatfest gear is also themed around Super Mario so it should be a fun time.
More details including information on Splatoon 2 merchandise is available here. Stay tuned at Final Weapon for the latest Japanese gaming news and updates!