Yolim Communication today announced that their MMO game Valkyrie Sky is under closed beta test. Valkyrie Sky is a new game which is built on the basis of up-scroll shooting game, adding the elements of MMORPG. The game features elements like character level up, quests, items, which you can see from other RPGs, but the battle is just like an original Up-scroll Shooting Game. Check the screens and the press release for more details.