– this is basically a Square Enix Party 2008 event, with a different name
– Takes place August 2nd and 3rd
– DKΣ3713 may have relation to the games that will be shown: here are some possible meanings…

D – Dragon Quest, Dissidia
K – Kingdom Hearts
Σ – Sigma Harmonics
3 – Kingdom Hearts 3
7 – Final Fantasy 7 (Advent Children Complete)
13 – Final Fantasy 13

– more news to be revealed about DKΣ3713 in the next Famitsu issue

Link