The growth of Internet technologies makes it possible to develop a software by decentralized programmers. In there, the traditional designers and programmers are not independently exist, all programs are made open and they are improved by many programmers. It is a so-called open software system. The important problem in the system is how to activate cooperativeness, originality, and positivity of the collaborating programmers. We take notice of evaluating contribution of each programmer to make intensive to those factors, and introduce a programming language in Japanese to make it easy to understand programs in each other. This paper describes mainly the former.
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