For those of you unaware of what Tsum Tsums are, they are a line of collectible stuffed toys based on Disney characters (including Marvel and Star Wars). If you've visited a Disney store recently, chances are you might've seen those toys (like the ones in the pic below).

​

Well, it looks like Disney's Tsum Tsum fad has invaded Kingdom Hearts, with a new update in the Japanese version of 'Kingdom Hearts Union X[cross]' featuring them (and will likely be included in the international version as well). Check out some pics of the Tsum Tsums in Union X[cross] below:

​

Whether or not this means we could see actual Kingdom Hearts themed Tsum Tsums at Disney stores in the near future remains to be seen.

Source