"The World Is Saying Hello" trailer gives a tour of the game, visiting some of the different areas such as the Sunbright Express train station.
So what about that earworm of a song? Well, it's Hello Kitty Online's new theme song, and what you hear in the trailer is only part of it. To get the full version, you have to go play the game. The full song can be heard at one of the places featured in the trailer, so head over to Sanriotown and good luck tracking the full song down! For now, enjoy the video trailer after the jump.