Japan has not adopted national legislation based on or influenced by the United Nations Commission on International Trade Law (UNCITRAL) Model Law on Electronic Signatures.

Japan's Act on the Limitation of Liability for Damages of Specified Telecommunications Service Providers and the Right to Demand Disclosure of Identification Information of the Senders establishes a safe harbour regime for intermediaries for copyright infringements. According to Art. 3 of the Act, no Internet service provider (ISP) may be held liable for failing to delete infringing content. Furthermore, the Act also shields ISPs from the liability for any damage caused by the deletion of content on its network if the ISP reasonably believes that the content infringes the intellectual property rights or privacy of others or if a third party alleges infringement and the content sender does not respond to the ISP's inquiry within seven days.

Japan's Act on the Limitation of Liability for Damages of Specified Telecommunications Service Providers and the Right to Demand Disclosure of Identification Information of the Senders establishes a safe harbour regime for intermediaries beyond copyright infringements. According to Art. 3 of the Act, no Internet service provider (ISP) may be held liable for failing to delete infringing content. Furthermore, the Act also shields ISPs from the liability for any damage caused by the deletion of content on its network if the ISP reasonably believes that the content infringes the intellectual property rights or privacy of others or if a third party alleges infringement and the content sender does not respond to the ISP's inquiry within seven days.

Act for the Prevention of Illegal Mobile Phone Use requires mobile voice communication carriers to verify the identity of subscribers when a contract is terminated or transferred.

Japan has introduced import restrictions on certain goods from Russia under the Foreign Exchange and Foreign Trade Act. The Ministry of Economy, Trade and Industry has amended its public notice, based on Art. 52 of the Foreign Exchange and Foreign Trade Act and Art. 3 of the Import Trade Control Order. This amendment subjects the import ban to approval under Art. 4 of the same Order. The items affected by this approval procedure include automatic data-processing machines and related units (HS 84.71), as well as parts and accessories for office machines like computers and printers (HS 84.73), among others.

As amended in April 2022, under Art. 2.4 of the Cabinet Order on Export Trade Control, anyone wishing to export goods listed in Table 2-3 to Russia must obtain approval from the Minister of Economy, Trade and Industry, following the procedures established by the Ministry's Order. Table 2-3 includes several ICT goods, such as computers and their accessories, communication devices, cryptographic equipment, integrated circuits, semiconductor devices, electronic test equipment, analogue and digital recording devices, oscilloscopes, and components for microwave and millimetre wave equipment.

The type of conformity assessment procedure adopted is the Supplier's Declaration of Conformity (SDoC) type 2 - the supplier or manufacturer of the equipment declares the equipment meets the technical and administrative requirements on the basis of test reports by a testing laboratory recognised by the regulator. No registration of the equipment with the regulator is required. This mandatory requirement is limited to EMI for the products covered by the Electrical Appliance and Material Safety Law.
The Act divides electrical products into specified and non-specified products. While specified electrical products such as AC adapters and electric massagers require third-party assessment by a registered conformity assessment body (CAB), non-specified electrical products are subject to a self-declaration scheme for mandatory PSE marks.
Similarly, under the Consumer Product Safety Act (Act No. 31 of 1968), some electrical products classified as special specified products because of high risk to consumer safety require a third-party assessment by a registered CAB, while specified products with moderate risk to consumer safety are subject to self-declaration for PSC mark.

Japan has a copyright regime under the Copyright Act. However, the exceptions do not follow the fair use or fair dealing model, therefore limiting the lawful use of copyrighted work by others. Arts. 30-50 list the exceptions, which include which include quoting and thereby exploiting a work that has been made public. In such a case, the work must be cited consistent with fair practices and within a scope that is justified for the purpose of news reporting, critique, study, or another place in which the work is quoted; to broadcast or cablecast a work that has been made public, in broadcast or cablecast programming for schools that conforms to the curriculum standards provided for in laws and regulations on school education; among others.

Japan has adopted the World Intellectual Property Organization (WIPO) Copyright Treaty.

Japan has adopted the World Intellectual Property Organization (WIPO) Performances and Phonograms Treaty.

The Unfair Competition Prevention Law (Law No. 47 of 1993) provides a framework for the effective protection of trade secrets. A ‘trade secret’ is defined in the law as a production method, sales method, or any other technical or operational information useful for business activities that are kept secret and are not publicly known (Art. 2). According to Art. 3 of the law, those businesses or persons whose business interests have been, or are threatened to be, infringed on by misappropriation or illegal disclosure shall have the right to seek an injunction. The Unfair Competition Prevention Act provides civil and criminal remedies in such cases where secret information about the company is stolen or disclosed illegally. To protect information according to the Act, companies need to manage such data as “trade secrets”.

It is reported that there is an obligation for passive infrastructure sharing in Japan to deliver telecom services to end users.

Ar. 4.1 of the "Act on Nippon Telegraph and Telephone Corporation, etc." stipulates that the government must at all times hold more than one‑third of the total number of issued shares in the telecommunications company Nippon Telegraph and Telephone (NTT).

It is reported that the government holds one-third of the shares in the telecommunications company Nippon Telegraph and Telephone (NTT), as envisioned in Art. 4.1. of the "Act on Nippon Telegraph and Telephone Corporation, etc.", which requires the government to retain more than one‑third of the company’s issued shares at all times.

It is reported that Japan mandates functional and accounting separation for operators with significant market power (SMP) in the telecom market.