I just thought I should throw it out there that I also think VERY highly of CoCo Ichiban-ya. Peter-sensei, you are not alone!
Who has been there and what did you think? I mean, with an option to have your curry served with 1300g of rice, how can you go wrong?
It's so good a game has been based around it: http://ps2.ign.com/objects/663/663435.html