He confirmed that Eric Vale is Sugata. Ikaros is...Greg Ayres also confirmed that he is voicing Tomoki in Heaven’s Lost Property and Eric Vale will play Ikaros.
SPOILERED FOR RIDICULOUS SIZE
... not much of an Eric Vale character.
Also, Trina Nishimura is Sohara. She said so in her panel.
And what were these "press junkets" that weren't the "hour with"s?