2017 April Fools' Day event where Nitro+ mascot Super Sonico is becoming an Ultraman-esque superhero, "Ultrasonico."
2017 April Fools' Day event where Nitro+ mascot Super Sonico is becoming an Ultraman-esque superhero, "Ultrasonico."
Because we are making use of some free resources to reduce the main server load, the player
can be opened on another domain or showed as a new tab (you have to allow pop-up if you're
not using Chrome).