If there’s proof that foreign social game makers can make it in Japan, it’s probably Rekoo Japan.The Beijing- and Tokyo-based company is now occupying the top three spots on Mixi for the PC with their social games (among those titles that you can play with friends).
Sunshine Town (a city-building simulation with 493,812 users)
Tsukuro! Densha Town (“Let’s build a train town”, launched in July, now with 129,704 users)
Via Social Game Info