Just few hours after my post "Where is the Olympus OM-D E-M1 Mark II camera", the Japanese website Nokishita published a list of accessories for the Olympus OM-D E-M1 Mark II camera:
I am still not sure if the new Olympus OM-D E-M1 Mark II camera will be officially announced or just "pre-announced" next week (usually no accessories are presented during a "pre-announcement").