jdkluv is back in full force!
Bigger photo
here.
The photo is from 2011, so there should be 3 composers (Sonoda, Unisaga and Momiyama). I can definitely identify Momiyama behind blurry Sonoda-san's ponytail (damn Sonoda, you're fast!), and I *think* Unisaga is the white guy with the black tie.