Originally Posted by Myrdin

Dont know if they adjusted the rates. but after first day of the event E-4 doesnt spawn SG for me anymore. Before it spawned SG all the time (and almost no boss at all), but after the first day, all I get is boss. Didnt see that SG since then...

I got the SG about 1 out of 4 times, but started to skip it. It gives slightly more Sake than E-4, but only half the mystery items. But the mystery items are the more important because they're used to get the summonable stage, where most of your Sake should be coming from.