Hm. Are you familiar with Danny Choo[1]? I talked to him briefly about some work a while back; very nice, down to earth guy, and he's absolutely huge with Japanophiles. If you can either trade work or get him interested in your service, a little promotion from him would go a very, very long way.
[1]Could be mildly NSFW for those in an office: http://www.dannychoo.com/