Information in the game database is updated periodically. Below, you'll find that information compiled as pertains to Shogakukan. The company may be involved as a publisher, developer or both.
Doraemon Yuujou Densetsu [April 7, 1995]
MiniMoni: Mika no Happy Morning Chatty [April 1, 2002]
Doraemon Minna de Yuubou! [July 18, 2003]
World Trophy Soccer 
Eikou no St Andrews [August 28, 1997]
Kekkon: Marriage [October 10, 1996]
Kuma no Pooh Tarou: Karaha Pinkuda! Zenin shuugou!! [January 13, 1996]
Duel Masters: Birth of Super Dragon [March 24, 2005]
There are numerous companies in the industry, and their names change like the weather. The information above is not particular about the finer details. Acquisitions are common, so companies with no recent listings may still be developing games under a new name. For example, DMA Design currently has a Rockstar name. Do you know of a title that is not listed above but should be? Be sure and let a staff member know. You can contact staff if you click here.