{"market_id":"japan-east","generated_at":"June 2026","schema_version":"1.0","claim_count":7,"claims":[{"claim_id":"pgiq:claim:japan-east:pgiq_tier:june-2026","claim_type":"opinion","status":"active","subject":{"market_id":"japan-east","geography_id":"pgiq:geo:japan-east"},"predicate":"pgiq_tier","value":{"base":4,"label":"Constrained"},"unit":null,"definition":"PGIQ tier for siting a large new electricity load; a directional screen, not a connection guarantee","project_archetype":null,"as_of":"June 2026","valid_for":{"start":"June 2026","end":null},"method":"expert_judgment","method_source_label":null,"confidence":{"source_quality":"n/a (opinion)","coverage":"all rated markets","model_uncertainty":"n/a","opinion_confidence":"Med"},"sources":[{"publisher":"PGIQ methodology","title":"PGIQ methodology","url":"https://powergridiq.com/methodology","published_at":null,"retrieved_at":"June 2026","locator":"tier definitions","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"}],"transform":null,"contradictions":[],"supersedes":null,"note":"Tokyo is a top-five global hub, but the 50Hz eastern grid (TEPCO) is the tighter, pricier half. It issued Japan's first-ever power shortage warnings in 2022 and cannot freely draw on the western surplus across the limited frequency link.","schema_version":"1.0","methodology_version":"pgiq-rating-v2","definition_version":"carbon_scope@1.0;connection_process@1.0;cost_archetype@1.0;evidence_tiers@1.0;reliability_layers@1.0","content_hash":"sha256:27a72bc560c2bc2a81c946b138487b1ef97db5f414dafd235b5ba374cb11ca41"},{"claim_id":"pgiq:claim:japan-east:recurring_power_cost:june-2026","claim_type":"estimate","status":"active","subject":{"market_id":"japan-east","geography_id":"pgiq:geo:japan-east"},"predicate":"recurring_power_cost","value":{"low":135,"base":160,"high":190},"unit":"USD/MWh","definition":"recurring energy, network, delivery, taxes and levies per MWh; EXCLUDES customer-funded connection capital","project_archetype":"100mw_flat_95pct_lf_transmission_level","as_of":"June 2026","valid_for":{"start":"June 2026","end":null},"method":"modelled","method_source_label":null,"confidence":{"source_quality":"modelled","coverage":"2 public fragments","model_uncertainty":"band spans structuring outcomes","opinion_confidence":"n/a"},"sources":[{"publisher":"Japan business electricity price (GlobalPetrolPrices)","title":"Japan business electricity price (GlobalPetrolPrices)","url":"https://www.globalpetrolprices.com/Japan/electricity_prices/","published_at":null,"retrieved_at":"June 2026","locator":"page","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"},{"publisher":"TEPCO fuel cost adjustments (2026)","title":"TEPCO fuel cost adjustments (2026)","url":"https://www.tepco.co.jp/en/ep/about/newsroom/press/archives/2025/pdf/251127e0101.pdf","published_at":null,"retrieved_at":"June 2026","locator":"page","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"},{"publisher":"Japan business electricity price (GlobalPetrolPrices, Dec 2025)","title":"Japan business electricity price (GlobalPetrolPrices, Dec 2025)","url":"https://www.globalpetrolprices.com/Japan/electricity_prices/","published_at":null,"retrieved_at":"June 2026","locator":"price components","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"}],"transform":{"formula":"sum(components)","model_version":"pgiq-rating-v2","inputs":[{"component":"Generation (LNG-heavy)","usd_per_mwh":112},{"component":"Transmission & distribution","usd_per_mwh":30},{"component":"Fuel-cost adjustment & renewable levy","usd_per_mwh":18}]},"contradictions":[],"supersedes":null,"note":"Japan's power is among the most expensive in the OECD because it leans on imported LNG, and the monthly fuel-cost adjustment moves the bill. A large high-voltage data-centre contract sits below the small-business rate but well above US levels.","schema_version":"1.0","methodology_version":"pgiq-rating-v2","definition_version":"carbon_scope@1.0;connection_process@1.0;cost_archetype@1.0;evidence_tiers@1.0;reliability_layers@1.0","content_hash":"sha256:e6c1549bbd6897e10c771b785f683f5582ca7f8e0318362f32ea03c9a68f03bc"},{"claim_id":"pgiq:claim:japan-east:connection_wait:june-2026","claim_type":"estimate","status":"active","subject":{"market_id":"japan-east","geography_id":"pgiq:geo:japan-east"},"predicate":"connection_wait","value":{"low":60,"base":90,"high":120},"unit":"months","definition":"from a complete application being accepted to full firm energization of the nominated MW, expressed as a band. Initial, phased, temporary and conditional energization are separate, earlier milestones. 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no bulk redistribution"},{"publisher":"Japan east-west converter capacity (Wikipedia)","title":"Japan east-west converter capacity (Wikipedia)","url":"https://en.wikipedia.org/wiki/Electricity_sector_in_Japan","published_at":null,"retrieved_at":"June 2026","locator":"page","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"}],"transform":null,"contradictions":[],"supersedes":null,"note":"The 50Hz east is structurally tight: it issued Japan's first-ever power shortage warnings in 2022, big eastern nuclear (Kashiwazaki-Kariwa) is still returning, and only about 1.2 GW of frequency converters (rising toward 3 GW by 2027) link it to the western surplus, so the east cannot freely borrow firm capacity from the west.","schema_version":"1.0","methodology_version":"pgiq-rating-v2","definition_version":"carbon_scope@1.0;connection_process@1.0;cost_archetype@1.0;evidence_tiers@1.0;reliability_layers@1.0","content_hash":"sha256:5ea7a7bad4d66e2bd7e50b7306fbb48fc11f3ba7caa5e3f38fcf0f4a70b665d2"},{"claim_id":"pgiq:claim:japan-east:average_operational_carbon_intensity:june-2026","claim_type":"estimate","status":"active","subject":{"market_id":"japan-east","geography_id":"pgiq:geo:japan-east"},"predicate":"average_operational_carbon_intensity","value":{"base":450},"unit":"gCO2eq/kWh","definition":"Estimated average operational grid emissions intensity in gCO2e per kWh, for a declared geography, period and system boundary, using direct operational emission factors. The generation-versus-consumption basis, imports, delivery losses, temporal granularity, factor set, factor vintage and uncertainty are disclosed or marked unknown. Permitted for location-based grid comparison only. It is not a marginal-emissions estimate, a lifecycle assessment, a procurement claim, or by itself a market-based Scope 2 result.","project_archetype":null,"as_of":"June 2026","valid_for":{"start":"June 2026","end":null},"method":"modelled","method_source_label":null,"confidence":{"source_quality":"stated generation mix","coverage":"market-level annual average","model_uncertainty":"average, not marginal or lifecycle","opinion_confidence":"n/a"},"sources":[{"publisher":"PGIQ methodology","title":"PGIQ methodology","url":"https://powergridiq.com/methodology","published_at":null,"retrieved_at":"June 2026","locator":"carbon basis","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"}],"transform":null,"contradictions":[],"supersedes":null,"note":"Average operational intensity from the stated generation mix. Not marginal, lifecycle or market-based Scope 2.","schema_version":"1.0","methodology_version":"pgiq-rating-v2","definition_version":"carbon_scope@1.0;connection_process@1.0;cost_archetype@1.0;evidence_tiers@1.0;reliability_layers@1.0","content_hash":"sha256:84940bc61c886bb40ec26b2fa748d373c1276fe214c62700c12ca96ee4c9ce8b"}],"gaps":[{"predicate":"regulatory_momentum","requires":"direction and steadiness of connection rules","state":"not_assessed","reason":"no dated regulatory read compiled for this market yet","blocks_project_case":false},{"predicate":"local_deliverability","requires":"capacity at the substation you would connect to","state":"not_assessed","reason":"no operator publication of area or substation capacity found for this market","blocks_project_case":true}],"note":"A gap is not evidence that the risk is absent. It means we have not assessed it."}