Another commercial release for the Japanese is Sims 2, for the few who dont know what this game is, heres the info:
A world created, customized and controlled by you is in your hands now that the Sims 2 is coming to the PSP! Explore Strangetown and uncover the secrets of this classic Sims destination as you work to build out your mansion. Keep your Sanity Meter high by fulfilling your wants and fears so that you don't have a nervous breakdown.