The agency is also planning to submit a proposal to ban “leech sites” that aggregate and provide hyperlinks to pirated media.
Current laws only punish the consumer of pirated media in cases where the media in question is music or video.
The agency intends to submit revisions to the Copyright Act in the next ordinary session of the Diet in 2019.
The pirate manga site Mangamura was shut down in April, and police began investigating the site for criminal activity after Japanese publishers filed charges last year.