Japan Energy & Environmental Regulation Updates
Official Japanese developments on electricity and gas, renewable energy, decarbonisation, waste, chemicals, and environmental protection, monitored daily from government, regulator, Diet, and self-regulatory sources and labelled in English for triage. Area labels are assigned by keyword rules for triage, so this page may miss relevant items or include marginal ones.
375 updates tracked · 187 with AI summaries · 12 open public comments · last checked 2026-10-07
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Open public comments
Consultations still accepting comments, soonest deadline first. Confirm the deadline and submission method in the official source.
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Public Comment: Designation of Transitional-Measure Documents Based on Local Ordinances or Administrative Guidance...
Comments due: 2026-10-15 00:00 JST
This is a public comment (opinion solicitation) posted on e-Gov concerning a proposal to designate certain transitional-measure documents under Japan's Environmental Impact Assessment Act — specifically those whose basis for preparation is a local ordinance or administrative guidance of a local public entity.… (AI summary)
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MOE Public Comment: Designating Documents for Transitional Measures under the Environmental Impact Assessment Act
Comments due: 2026-10-15 00:00 JST
The Ministry of the Environment (MOE) has announced a public comment (public comment) procedure concerning a proposed designation of documents related to transitional measures under the Environmental Impact Assessment Act, where the basis for preparing such documents is a local ordinance or administrative guidance… (AI summary)
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Public Comment on Draft Amendment to Enforcement Regulations of the Act on Maintenance of Sanitation in Buildings
Comments due: 2026-10-16 00:00 JST
The Ministry of Health, Labour and Welfare has opened a public comment period on a draft ministerial ordinance that would partially amend the enforcement regulations of the Act on Securing a Sanitary Environment in Buildings. According to the metadata, the draft was announced on 2026/09/16 and the comment period… (AI summary)
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Public Comment on Removal of Designated Former Gas Supply Areas for Deemed Gas Retailers (Kanto Bureau, Aug 2026 Report)
Comments due: 2026-10-15 23:59 JST
This is a public comment consultation announced on the e-Gov public comment portal regarding the proposed removal of the designation of former supply areas and related designations for former general gas 'deemed' gas retailers, covering matters under the Kanto Bureau of Economy, Trade and Industry (August 2026 report… (AI summary)
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Public Comment: Proposed Cancellation of Designated Former Supply Points for Former Simplified-Gas Deemed Gas...
Comments due: 2026-10-15 23:59 JST
This is a public comment invitation regarding a proposal to cancel the designation of certain former supply points associated with former simplified-gas deemed gas retailers, under the jurisdiction of the Kanto Bureau of Economy, Trade and Industry (reported for August 2026). The notice was published on 2026-09-15… (AI summary)
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Public Comment on Draft Amendment to Radio Law Enforcement Regulations (800 MHz Wideband Low-Power Wireless System...
Comments due: 2026-10-16 23:59 JST
Japan's Ministry of Internal Affairs and Communications (MIC) has opened a public comment period on a draft ministerial ordinance to partially amend the Enforcement Regulations of the Radio Law, concerning the regulatory framework for 800 MHz band wideband low-power wireless systems. According to the metadata, the… (AI summary)
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Public Comment on Cancellation of Designated Former Supply Points for Deemed Gas Retailers (Kinki Bureau)
Comments due: 2026-10-18 23:59 JST
This is a public comment request from Japan's Kinki Bureau of Economy, Trade and Industry regarding the cancellation of designated former supply points for former simplified-gas deemed gas retailers (matters under the bureau's jurisdiction, August 2026 reporting portion). According to the metadata, the proposal was… (AI summary)
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Public Comment on Draft Amendment to Enforcement Regulation of the Gas Business Act
Comments due: 2026-10-19 23:59 JST
This is a public comment consultation on a draft ministerial ordinance that would partially amend the Enforcement Regulation of the Gas Business Act and related items. The draft was published on 2026-09-18, with comments accepted until 2026-10-19 23:59. The item is attributed to the Gas Safety Office of the… (AI summary)
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Public comment: Draft amendment to MOE notice on water area class designations for marine areas
Comments due: 2026-10-30 00:00 JST
Japan's Ministry of the Environment has opened a public comment period on a draft amendment to its March 2009 notice (Notice No. 15) concerning the designation of water area classification types for sea areas under environmental quality standards. The draft was announced on 2026-09-30, with comments accepted until… (AI summary)
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Public Comment: Draft Ministerial Order Amending Antarctic Environmental Protection Act Enforcement Rules
Comments due: 2026-10-31 00:00 JST
This is a public comment solicitation on a draft ministerial order (proposed) to partially amend the Enforcement Regulations of the Act on Protection of the Antarctic Environment. The draft was announced on 2026-10-01 and the comment period closes on 2026-10-31 00:00. The listed contact is the Biodiversity Strategy… (AI summary)
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Public comment: draft pesticide registration standard values (living-environment flora/fauna)
Comments due: 2026-11-05 00:00 JST
This is a public comment solicitation on a draft ('an') of pesticide registration standard values aimed at preventing harm to living-environment animals and plants. The draft was announced on 2026-10-06, and comments are accepted until 2026-11-05 00:00. The contact point is the Pesticide Environmental Management… (AI summary)
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Public comment: draft revision of grid interconnection technical requirements guideline (power quality)
Comments due: 2026-11-06 23:59 JST
A public comment procedure has been announced for a proposed (draft) revision of the 'Guideline on Technical Requirements for Grid Interconnection to Ensure Power Quality.' The draft was published on 2026-10-06, with comments accepted until 23:59 on 2026-11-06. The contact point is the Electric Power Infrastructure… (AI summary)
Latest updates
Newest official publications first.
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Public comment: draft revision of grid interconnection technical requirements guideline (power quality)
A public comment procedure has been announced for a proposed (draft) revision of the 'Guideline on Technical Requirements for Grid Interconnection to Ensure Power Quality.' The draft was published on 2026-10-06, with comments accepted until 23:59 on 2026-11-06. The contact point is the Electric Power Infrastructure… (AI summary)
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Public comment: draft pesticide registration standard values (living-environment flora/fauna)
This is a public comment solicitation on a draft ('an') of pesticide registration standard values aimed at preventing harm to living-environment animals and plants. The draft was announced on 2026-10-06, and comments are accepted until 2026-11-05 00:00. The contact point is the Pesticide Environmental Management… (AI summary)
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METI: IAEA report on 4th inter-laboratory comparison of ALPS treated water analysis published
The Ministry of Economy, Trade and Industry (METI) issued a news release dated 2026-10-06 stating that a report by the International Atomic Energy Agency (IAEA) on the fourth inter-laboratory comparison concerning radionuclide analysis of ALPS-treated water has been published. This is a government announcement; the… (AI summary)
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MOE Announces Release of Basic Survey on Nature Conservation Comprehensive Analysis Report
The Ministry of the Environment (MOE) published a press release announcing the publication of a comprehensive analysis summary report for the Basic Survey on Natural Environment Conservation. This is a government announcement of a report; the metadata does not indicate a law, regulation, draft, or public comment. The… (AI summary)
- MOE Update: Decarbonization Policy (2026-10-05)
- MOE Update: Nature conservation and national park information updated (2026-10-05)
- MOE Update: Regulatory announcement related to Energy / Environment (2026-10-02)
- MOE Update: Biodiversity Policy
- MOE Update: Environmental Impact Assessment Rules (2026-10-02)
- MHLW Update: Labor and employment policy information updated (2026-10-02)
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Public Comment: Draft Ministerial Order Amending Antarctic Environmental Protection Act Enforcement Rules
This is a public comment solicitation on a draft ministerial order (proposed) to partially amend the Enforcement Regulations of the Act on Protection of the Antarctic Environment. The draft was announced on 2026-10-01 and the comment period closes on 2026-10-31 00:00. The listed contact is the Biodiversity Strategy… (AI summary)
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MOE draft ministerial ordinance amending Antarctic Environmental Protection Act rules: public comment
The Ministry of the Environment (MOE) has posted a press release inviting public comment on a draft ministerial ordinance that would partially amend the Enforcement Regulations of the Act on Protection of the Antarctic Environment. The item is dated 2026-10-01 and is labeled 'natural environment' in the source… (AI summary)
- MOE Update: Climate Change Policy (2026-10-01)
- MOE Update: Decarbonization Policy (2026-10-01)
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MOE press release: Promulgation of ministerial ordinance amending Offensive Odor Control Act Enforcement Rules
The Ministry of the Environment (MOE) press release, dated 2026-09-30, is titled as an announcement of the promulgation of a ministerial ordinance partially amending the Enforcement Regulations of the Offensive Odor Control Act. The only other metadata provided is the category 'air environment' (大気環境). The content… (AI summary)
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Public comment: Draft amendment to MOE notice on water area class designations for marine areas
Japan's Ministry of the Environment has opened a public comment period on a draft amendment to its March 2009 notice (Notice No. 15) concerning the designation of water area classification types for sea areas under environmental quality standards. The draft was announced on 2026-09-30, with comments accepted until… (AI summary)
- METI Energy Update: Gas Policy (2026-09-30)
- METI Energy Update: Gas Policy (2026-09-30)
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METI: Response received from Kansai Electric Power to reporting order; guidance issued
According to a METI news release dated 2026-09-29, the ministry received Kansai Electric Power Co.'s response to a reporting order (report collection order) and issued guidance to the company. The provided metadata contains no details on the subject of the order, the content of the response, or the specifics of the… (AI summary)
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METI: Response received from Chubu Electric Power Miraiz to reporting order; guidance issued
According to a METI news release dated 2026-09-29, the ministry received a response from Chubu Electric Power Miraiz Co., Ltd. to a report collection order (an order requiring the company to submit a report) and issued guidance to the company. The provided metadata contains no further detail on the subject matter of… (AI summary)
- METI Energy Update: Electricity Policy (2026-09-29)
- CAA Update: Gas Policy (2026-09-29)
- MOE Update: Regulatory announcement related to Energy / Environment (2026-09-29)
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MAFF announces publication of IAEA inter-laboratory comparison (ILC) report
The Ministry of Agriculture, Forestry and Fisheries (MAFF) published a press release dated 2026-09-28 announcing the release of a report on an inter-laboratory comparison (ILC) conducted by the International Atomic Energy Agency (IAEA). No further details on the report's contents, scope, or findings were provided in… (AI summary)
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IAEA Publishes Report on Interlaboratory Comparison (ILC) of ALPS-Treated Water Analysis
According to a MAFF (Ministry of Agriculture, Forestry and Fisheries) press release, the International Atomic Energy Agency (IAEA) has published a report on an interlaboratory comparison (ILC) concerning the analysis of ALPS-treated water. The announcement points to the publication of this report; specific findings… (AI summary)
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MOE announces publication of IAEA inter-laboratory comparison report
The Ministry of the Environment (MOE) issued a press release announcing the publication of a report by the International Atomic Energy Agency (IAEA) on an inter-laboratory comparison among analytical institutions. The metadata tags the item as relating to water and soil. This is a government announcement, not a draft… (AI summary)
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MOE announces IAEA report on inter-laboratory comparison for ALPS treated water
The Ministry of the Environment (MOE) issued a press release announcing the publication of a report by the International Atomic Energy Agency (IAEA) on an inter-laboratory comparison of analyses related to ALPS treated water. The item is a government announcement dated 2026-09-28; the metadata tags it under water and… (AI summary)
- MHLW Update: Labor and employment policy information updated (2026-09-28)
- MOE Update: Regulatory announcement related to Energy / Environment (2026-09-28)
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METI Receives Chubu Electric Power's Response to August 27 Reporting Order and Requests Additional Report
According to a METI news release, the ministry received a response from Chubu Electric Power Company to a reporting-collection order issued on August 27, and has requested an additional report. The item is described as a government news release; the specific subject matter and reasons for the order are not detailed… (AI summary)
Most frequent sources in this area
- Ministry of the Environment (MOE) (147)
- e-Gov Law Search — Updated Laws (89)
- e-Gov Public Comment (54)
- Ministry of Economy, Trade and Industry (METI) (35)
- House of Representatives — Diet Bills (11)
- Ministry of Land, Infrastructure, Transport and Tourism (MLIT) (9)