Mobile, Game and Technology investment specialist, K Cube Ventures and Stone Bridge Capital have invested US$860k (KRW 1b) into Washon, a laundry service operator. Washon is an on-demand laundry service allowing its users to select collection and return times that are most convenient for them. This O2O (online to offline) came to fruition after Chae J00 Byung, an experienced laundry operator joined forces with IT professionals with experiences working with Naver, Oracle…