invest japan

I have a Japanese friend he is to do invest Japan in Japan, a few years ago, he also invited me to go to Japan to help him, but I just got married at that time, and the wife is pregnant, so I’m not at ease leaving their mother alone to go to Japan to help his friend invest Japan company. We were chatting in MSN last week, he also mentions this matter, if I want to say is to go to Japan to help his words, his invest Japan company will become better and better, difficult to refuse such kindness, and I also with the wife ditch passed, he also want me to go to Japan, said let me follow friends do, advanced technology in Japan, to return to pave the way for the later development of.