Master Service Agreement templates in Japanese?

My company has started doing business with several Japanese clients and we are moving beyond a letter of intent to a master service agreement. We have a standard template we use for all of our clients; however, it's currently in english. I don't want to pay to have it translated into Japanese. I'm wondering if there are MSA templates in Japanese? A more abstract question is are there common repositories for legal documents in different languages? Here is an example MSA: http://www.jdsupra.com/legalnews/information-technology-master-service-ag-84601/

If you don't want to pay for translation in either direction, then how will you know what you're signing?

We have a japanese lawyer on our side, we just don't want to pay 300/hr to translate a full document. Instead we want to have him read and modify an existing template. Most business legal work starts with a template