A person undertaking an action as set forth in one of the following items that contributes to facilitating the exploitation of a work by creating new knowledge or information through computerized data processing (this includes a person undertaking a part of such an action; limited to one doing so in accordance with the standards prescribed by Cabinet Order) may exploit a work that has been made available or presented to the public (this includes a work that has been made available for transmission; the same applies hereinafter) (hereinafter in this Article and Article 47-6, paragraph (2), item (ii) referred to as a "available or presented work") (limited to a publicized work or a work made available for transmission), in any way and to the extent considered to be necessary in light of the purpose of the action set forth in the relevant item, when exploiting it incidental to the undertaking of that action (limited to exploitation that is minor in light of the percentage it constitutes of the part of the available or presented work that has been provided for exploitation, the volume of the part of that work that has been provided for exploitation, the accuracy of indications made at the time it was provided for exploitation, and other elements; hereinafter in this Article referred to as "minor exploitation"); provided, however, that this does not apply if the person undertakes that minor exploitation knowing that the making available or presentation of the works to the public constitutes copyright infringement (for a work made available or presented to the public abroad, this means that the action would constitute copyright infringement if it took place in Japan); nor does this apply if the action would otherwise unreasonably prejudice the interests of the copyright owner in light of the nature or purpose of the available or presented work or the circumstances of its minor exploitation:
電子計算機を用いた情報処理により新たな知見又は情報を創出することによつて著作物の利用の促進に資する次の各号に掲げる行為を行う者(当該行為の一部を行う者を含み、当該行為を政令で定める基準に従つて行う者に限る。)は、公衆への提供等(公衆への提供又は提示をいい、送信可能化を含む。以下同じ。)が行われた著作物(以下この条及び次条第二項第二号において「公衆提供等著作物」という。)(公表された著作物又は送信可能化された著作物に限る。)について、当該各号に掲げる行為の目的上必要と認められる限度において、当該行為に付随して、いずれの方法によるかを問わず、利用(当該公衆提供等著作物のうちその利用に供される部分の占める割合、その利用に供される部分の量、その利用に供される際の表示の精度その他の要素に照らし軽微なものに限る。以下この条において「軽微利用」という。)を行うことができる。ただし、当該公衆提供等著作物に係る公衆への提供等が著作権を侵害するものであること(国外で行われた公衆への提供等にあつては、国内で行われたとしたならば著作権の侵害となるべきものであること)を知りながら当該軽微利用を行う場合その他当該公衆提供等著作物の種類及び用途並びに当該軽微利用の態様に照らし著作権者の利益を不当に害することとなる場合は、この限りでない。