What Japan Telecommunications Business Act requires
The Telecommunications Business Act (Act No. 86 of 1984, substantially restructured in 2001 when the Ministry of Posts and Telecommunications became the Ministry of Internal Affairs and Communications, and last amended 2023 to implement smartphone software provisions), requires general telecommunications carriers establishing or operating circuits for provision to unspecified users to register with MIC under Article 9 before commencing service and specified carriers using third-party circuits to notify MIC under Article 16, imposes an absolute statutory obligation to protect the secrecy of communications under Article 4 with criminal penalties of up to 2 years imprisonment and JPY 1 million fines for unauthorised disclosure, mandates interconnection between carriers on reasonable and non-discriminatory terms under Article 32 with MIC-approved cost-oriented tariffs for designated dominant carriers, requires compliance with important communications priority rules under Article 8 during disasters, prohibits carriers from refusing service without justifiable reason, and requires operators of major app stores and operating systems designated under 2022 amendments to provide fair and non-discriminatory access to application developers.
Pillar: Telecoms & Digital Infrastructure · Authority: National Diet of Japan · Version: 1.0.0 · Last updated:
Primary source: https://laws.e-gov.go.jp/law/359AC0000000086
SHA-256 integrity: 4f28095b54ed27ae870a1025f03bb1c44613e20eeb9373a9d720384aea9e8211
Primary Citations — 5 traced to source
- Articles 4 (communications secrecy and criminal penalty up to 2 years imprisonment), 7 (service provision obligation), 8 (important communications priority), 9 (general carrier registration), 16 (specified carrier notification), 19 (tariff filing), 29 (MIC business inspection), 30 (business improvement orders), 32 (interconnection obligation), 35-36 (interconnection mediation and orders), 179 (criminal penalties), 183 (aggravated penalties) — Telecommunications Business Act (Act No. 86 of 1984, as amended to 2023)
- Articles 1-30 (designated smartphone software provider obligations, fair access requirements, side-loading permissions, disclosure obligations, MIC enforcement powers) — Act on Promotion of Competition for Specified Smartphone Software (Act No. 56 of 2024)
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