Well, here's my little info gathering for the Toradora PSP game.
http://www.psphyper.com/psp/bandai-t...venture-games/
http://b.bngi-channel.jp/toradora/
It looks like a sim of sorts, and as mentioned in the psphyper article, you might get deja vu from the game, as the guys who're working on this also did a game for Suzumiya Haruhi.