It seems we won’t have to wait “too” long to get more Kingdom Hearts HD goodness. Following the release of Kingdom Hearts HD 1.5 ReMIX in Japan, the hint at the next title in the series has been found in the credits. It seems that there is a message stating that the next remaster, Kingdom Hearts HD 2.5 ReMIX, will contain Kingdom Hearts II, Birth by Sleep, and Coded.
The article with this information is still be translated, but regardless this news is very promising for the many awaiting the HD version of these titles.
Kingdom Hearts HD 1.5 ReMIX will be available in other regions this Fall and may be pre-ordered now.
Update: It appears that during the credits of KH HD 1.5 ReMIX, there are recordings for what seems to be 2.5 Three titles are called out during the credits, with footage for Codded and Birth by Sleep being featured during the staff roll.
While this is not the official announcement, we can probably except the announcement of this title sometime this year – most likely during Tokyo Game Show 2013.