Hori and Arc System Works are making a Blazblue Chrono Phantasma Extend arcade fighting stick which will be compatible with both the PS3 and PS4. It will have a sliding switch which you can change from PS3 to PS4 mode.
Additionally, the Blazblue: Chrono Phantasma Extend stick will include a code that gives players special accessories for the game’s online lobbies. You will be able to buy this arcade stick on April 23, the same day the game comes out in Japan. It will cost 10,584 yen with tax included.