
Quick answer — GoRA worked on K: MISSING KINGS (Original Creator), K: RETURN OF KINGS (Original Creator), K (Original Creator) and 3 more anime.
GoRA worked on K: MISSING KINGS (Original Creator), K: RETURN OF KINGS (Original Creator), K (Original Creator), K: SEVEN STORIES "R:B - BLAZE -" (Original Creator), K: SEVEN STORIES "SIDE:BLUE - Sirius - " (Original Creator), AYAKA (Original Creator).