To resolve the problem of civil society by activity, it is necessary to have experience of collaboration.However, in modern Japan in addition to geographical and temporal problems, difficult to experience because there is no collaborationn. Therefore, attention has been paid to collaboration with the online community. Members of the Otaku community has been working together to create the contents from the old days.The result of large-scale online community to share its experience, Otaku came to do a civic activity. Future, on citizen activities to do, or we can not benefit from the experience of otaku community like this.
