Atlus was recently singled out as a being doing well within parent company Index. While the Japanese conglomerate posted a loss for the fiscal year, their game division saw profits, helped by the Persona series.
In particular, Catherine managed to sell a half million units in Japan and elsewhere. Catherine shipped 200,000 units when it first came to the U.S., which was a record for the company.
Check out the two part interview with Atlus over the E3 marketing of Catherine.