If the rights of others are violated due to dissemination of information through specified telecommunications, the specified telecommunications service provider that uses specified telecommunications facilities used for specified telecommunications (hereinafter referred to as the "relevant service provider" in this paragraph) will not be liable for damages resulting from the violation, unless it is technically possible to take measures for preventing the information from being transmitted to unspecified persons and the violation falls under any of the following items; provided, however, that this does not apply if the relevant service provider is the sender of information violating the rights of others:
特定電気通信による情報の流通により他人の権利が侵害されたときは、当該特定電気通信の用に供される特定電気通信設備を用いる特定電気通信役務提供者（以下この項において「関係役務提供者」という。）は、これによって生じた損害については、権利を侵害した情報の不特定の者に対する送信を防止する措置を講ずることが技術的に可能な場合であって、次の各号のいずれかに該当するときでなければ、賠償の責めに任じない。ただし、当該関係役務提供者が当該権利を侵害した情報の発信者である場合は、この限りでない。
if the relevant service provider knew that the violation of the rights of others was due to the dissemination of information through specified telecommunications;
if the relevant service provider had knowledge of the dissemination of information through specified telecommunications, and there are adequate grounds to believe that the relevant service provider could have known of the fact that the violation of the rights of others was due to the dissemination of information through specified telecommunications.
If a specified telecommunications service provider takes measures to prevent certain information from being transmitted through specified telecommunications, the specified telecommunications service provider will not be liable for any damages incurred by the sender of the information that was prevented from transmission by the measures, so far as those measures are taken to the extent necessary for preventing transmission of that information to unspecified persons and fall under any of the following items:
特定電気通信役務提供者は、特定電気通信による情報の送信を防止する措置を講じた場合において、当該措置により送信を防止された情報の発信者に生じた損害については、当該措置が当該情報の不特定の者に対する送信を防止するために必要な限度において行われたものである場合であって、次の各号のいずれかに該当するときは、賠償の責めに任じない。
if there are adequate grounds for the specified telecommunications service provider to believe that the rights of others have been violated unjustly due to the dissemination of information through specified telecommunications;
当該特定電気通信役務提供者が当該特定電気通信による情報の流通によって他人の権利が不当に侵害されていると信じるに足りる相当の理由があったとき。
if a person alleging that the person's rights have been violated due to the dissemination of information through specified telecommunications, files a petition that the specified telecommunications service provider should take measures for preventing transmission of violating information by indicating violating information, etc., the specified telecommunications service provider indicates that violating information, etc. to the sender of the violating information pertaining to the petition and inquires the sender whether the sender consents to taking the measures for preventing transmission of violating information, and the specified telecommunications service provider does not receive a response from the sender after seven days have passed from the date the sender received the inquiry that the sender does not consent to taking the measures for preventing transmission of violating information.
特定電気通信による情報の流通によって自己の権利を侵害されたとする者から、侵害情報等を示して当該特定電気通信役務提供者に対し侵害情報送信防止措置を講ずるよう申出があった場合に、当該特定電気通信役務提供者が、当該申出に係る侵害情報の発信者に対し当該侵害情報等を示して当該侵害情報送信防止措置を講ずることに同意するかどうかを照会した場合において、当該発信者が当該照会を受けた日から七日を経過しても当該発信者から当該侵害情報送信防止措置を講ずることに同意しない旨の申出がなかったとき。