Monolith Soft Developing a JRPG for 3DS! It's a Third entry into a series.. Baiten Katios or something else?

[MrT-Tar]

It could be 'Chrono 3', but that would only occur in my dreams...

BK3 is the obvious and most likely answer, but I wouldn't be surprised if it turns out to be a Super Robot Taisen game.