{"ok":true,"entity":{"id":"byd","name":"BYD","entityType":"company","officialName":"BYD Company Limited","canonicalName":"BYD","displayName":"BYD","category":"電気自動車メーカー","shortDescription":"電池事業を起源に持ち、世界有数のEV販売台数を誇る中国の自動車・電池メーカー。","primaryCluster":"automotive","parentEntity":null,"verificationStatus":"draft","website":"https://www.byd.com","updatedAt":"2026-07-10T04:21:50.795Z","secondaryClusters":[],"alias":["比亜迪","ビーワイディー"],"searchKeywords":["BYD","電気自動車","EV","中国メーカー","電池"]},"references":[{"id":"P-01-001","companyId":"byd","questionId":"P-01-001","instanceId":"QIN-byd-P01-001","promptText":"BYDとは何ですか？","promptTypeId":"P-01","answer":"BYDは、電池事業を起源に持ち、世界有数のEV販売台数を誇る中国の自動車・電池メーカーです。電池の自社開発を強みとしています。","evidencePoints":["byd-ev-001"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/byd/P-01-001","sourceEvidence":[{"id":"byd-ev-001","text":"BYDは電池事業を起源に持ち、世界有数のEV販売台数を誇る中国の自動車・電池メーカーである。","title":"About BYD","coverageType":["Identity"],"sourceType":"official","sourceClass":"Profile","sourceUrl":"https://www.byd.com/en/CompanyIntro","confidence":"high","supportedPromptTypes":["P-01"],"needsVerification":true,"sourceVerified":false,"entityId":"byd"}],"generatedAt":"2026-07-10T04:21:50.795Z"},{"id":"P-02-001","companyId":"byd","questionId":"P-02-001","instanceId":"QIN-byd-P02-001","promptText":"BYDはTeslaとどう違いますか？","promptTypeId":"P-02","answer":"BYDは電池を自社開発する垂直統合で幅広い価格帯のEVを大量供給する点が特徴で、ソフトウェアと高価格帯中心のTeslaとは強みや価格戦略が異なります。","evidencePoints":["byd-ev-002"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/byd/P-02-001","sourceEvidence":[{"id":"byd-ev-002","text":"BYDは電池を自社開発する垂直統合を強みに、低価格から幅広い価格帯のEVを大量供給できる点で差別化される。","title":"About BYD","coverageType":["Capability","Differentiation"],"sourceType":"official","sourceClass":"Profile","sourceUrl":"https://www.byd.com/en/CompanyIntro","confidence":"high","supportedPromptTypes":["P-01","P-02"],"needsVerification":true,"sourceVerified":false,"entityId":"byd"}],"generatedAt":"2026-07-10T04:21:50.795Z"},{"id":"P-04-001","companyId":"byd","questionId":"P-04-001","instanceId":"QIN-byd-P04-001","promptText":"手頃な価格のEVを選びたいときBYDは向いていますか？","promptTypeId":"P-04","answer":"はい。BYDは電池の自社開発による垂直統合を強みに、低価格帯から幅広いEVを供給しているため、コストを抑えてEVを選びたい人に向いた選択肢です。","evidencePoints":["byd-ev-002"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/byd/P-04-001","sourceEvidence":[{"id":"byd-ev-002","text":"BYDは電池を自社開発する垂直統合を強みに、低価格から幅広い価格帯のEVを大量供給できる点で差別化される。","title":"About BYD","coverageType":["Capability","Differentiation"],"sourceType":"official","sourceClass":"Profile","sourceUrl":"https://www.byd.com/en/CompanyIntro","confidence":"high","supportedPromptTypes":["P-01","P-02"],"needsVerification":true,"sourceVerified":false,"entityId":"byd"}],"generatedAt":"2026-07-10T04:21:50.795Z"},{"id":"P-04-002","companyId":"byd","questionId":"P-04-002","instanceId":"c1n22-wave3-unit-a-lane-s-first-finding-and-progression-only","draftId":"c1n22-wave3-unit-a-lane-s-first-finding-and-progression-only-byd-p-04-002","promptText":"EUはBYD製の電気自動車に対してどのような関税措置を導入しましたか？","promptTypeId":"P-04","answer":"BYDの規制対応状況について、DieselNet公式の業界団体資料（https://dieselnet.com/news/2024/10eu2.php）で確認できます。Existing references describe BYD generically as a Chinese EV/battery maker distinguished by vertical integration; none mention any tariff or trade-regulation matter, so there is no overlap.具体的には「The European Commission imposed definitive countervailing duties on imports of battery electric vehicles (BEV) from China for a period of five years. BYD—one of the cooperating companies in the EU investigation—faces '17.0%' duties on top of the standard 10% import duty for automobiles. The duties will enter into force on the day following publication in the Official Journal [October 29, 2024].」といった記載が確認できます。限界として、規制対応の状況は更新されうるため、この内容は取得時点のものです。適用範囲がどこまでかは、このSourceだけでは確認できない場合があります。 The article reflects the tariff rate as set in October 2024; it does not address whether BYD's rate was later revised through an individual-rate review process available to some manufacturers.Current Statusとして、2026年08月27日に当該Sourceを取得し、上記の内容を確認しました。Source種別としては、これは第三者であるDieselNetによる報道であり、企業の自己申告とは性質が異なりますが、報道時点の取材内容に基づくものです。","evidencePoints":["byd-ev-c1n22a-p-04-002"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/byd/P-04-002","sourceEvidence":[{"id":"byd-ev-c1n22a-p-04-002","text":"DieselNet公式の業界団体資料（https://dieselnet.com/news/2024/10eu2.php）は、BYDの規制対応状況に関する第三者報道である。Existing references describe BYD generically as a Chinese EV/battery maker distinguished by vertical integration; none mention any tariff or trade-regulation matter, so there is no overlap.具体的には「The European Commission imposed definitive countervailing duties on imports of battery electric vehicles (BEV) from China for a period of five years. BYD—one of the cooperating companies in the EU investigation—faces '17.0%' duties on top of the standard 10% import duty for automobiles. The duties will enter into force on the day following publication in the Official Journal [October 29, 2024].」といった記載がある。ただし、規制対応の状況は更新されうるため、この内容は取得時点のものです。適用範囲がどこまでかは、このSourceだけでは確認できない場合があります。 The article reflects the tariff rate as set in October 2024; it does not address whether BYD's rate was later revised through an individual-rate review process available to some manufacturers.2026年08月27日に同Sourceを取得し、この内容を確認した。","title":"BYD規制対応状況に関する公開情報","coverageType":["Identity"],"sourceType":"industry_reference","sourceClass":"Documentation","sourceUrl":"https://dieselnet.com/news/2024/10eu2.php","confidence":"medium","supportedPromptTypes":["P-04"],"needsVerification":true,"sourceVerified":false,"sourceKind":"third-party","entityId":"byd"}],"generatedAt":"2026-08-27T06:02:33.176Z","evidenceIds":["byd-ev-c1n22a-p-04-002"]},{"id":"P-01-002","companyId":"byd","questionId":"P-01-002","instanceId":"c1n22-wave3-unit-b-lane-s-second-finding","draftId":"c1n22-wave3-unit-b-lane-s-second-finding-byd-p-01-002","promptText":"ウォーレン・バフェット率いるバークシャー・ハサウェイは、BYDへの投資でどのような経緯をたどりましたか？","promptTypeId":"P-01","answer":"BYDの資本関係・沿革について、Yahoo Finance公式の報道記事（https://finance.yahoo.com/news/byd-stock-drops-as-warren-buffetts-berkshire-hathaway-fully-exits-stake-165613035.html）で確認できます。Existing references describe BYD's business model (battery vertical integration) and comparison to Tesla; none mention Berkshire Hathaway or any investor history, so there is no overlap. It is also a distinct central claim from the EU tariff finding (ownership/investment history vs. trade regulation).具体的には「Berkshire initially bought into BYD in September 2008, during the throes of the financial crisis, with a 225 million share purchase worth around $230 million. Before it started selling parts of the stake late in the summer of 2022, Berkshire's stake was worth around $7.7 billion. A Q1 financial filing by Berkshire Hathaway Energy... listed the value of the investment as zero at the end of the quarter.」といった記載が確認できます。限界として、この記述は当該Sourceの時点のものであり、その後の変更が反映されているとは限りません。 The article does not provide the exact total dollar proceeds Berkshire received from the multi-year divestment process, only the initial cost and pre-sale peak value.Current Statusとして、2026年08月27日に当該Sourceを取得し、上記の内容を確認しました。Source種別としては、これは第三者であるYahoo Financeによる報道であり、企業の自己申告とは性質が異なりますが、報道時点の取材内容に基づくものです。","evidencePoints":["byd-ev-c1n22b-p-01-002"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/byd/P-01-002","sourceEvidence":[{"id":"byd-ev-c1n22b-p-01-002","text":"Yahoo Finance公式の報道記事（https://finance.yahoo.com/news/byd-stock-drops-as-warren-buffetts-berkshire-hathaway-fully-exits-stake-165613035.html）は、BYDの資本関係・沿革に関する第三者報道である。Existing references describe BYD's business model (battery vertical integration) and comparison to Tesla; none mention Berkshire Hathaway or any investor history, so there is no overlap. It is also a distinct central claim from the EU tariff finding (ownership/investment history vs. trade regulation).具体的には「Berkshire initially bought into BYD in September 2008, during the throes of the financial crisis, with a 225 million share purchase worth around $230 million. Before it started selling parts of the stake late in the summer of 2022, Berkshire's stake was worth around $7.7 billion. A Q1 financial filing by Berkshire Hathaway Energy... listed the value of the investment as zero at the end of the quarter.」といった記載がある。ただし、この記述は当該Sourceの時点のものであり、その後の変更が反映されているとは限りません。 The article does not provide the exact total dollar proceeds Berkshire received from the multi-year divestment process, only the initial cost and pre-sale peak value.2026年08月27日に同Sourceを取得し、この内容を確認した。","title":"BYD資本関係・沿革に関する公開情報","coverageType":["Identity"],"sourceType":"media","sourceClass":"Financial","sourceUrl":"https://finance.yahoo.com/news/byd-stock-drops-as-warren-buffetts-berkshire-hathaway-fully-exits-stake-165613035.html","confidence":"medium","supportedPromptTypes":["P-01"],"needsVerification":true,"sourceVerified":false,"sourceKind":"third-party","entityId":"byd"}],"generatedAt":"2026-08-27T06:27:37.193Z","evidenceIds":["byd-ev-c1n22b-p-01-002"]},{"id":"P-03-001","companyId":"byd","questionId":"P-03-001","instanceId":"tair-cohort1-2026-08-31","draftId":"tair-cohort1-2026-08-31-byd-p-03-001","promptText":"世界のEV（電気自動車）販売台数において、BYDはどのような順位にありますか？","promptTypeId":"P-03","answer":"BYDは2025年通期で約226万台のEVを販売し、Teslaの164万台を上回って世界最大のEV販売企業となりました。Yahoo Financeが報じたところによれば、BYDの販売台数は欧州での成長にも支えられており、Teslaとの差を拡大しています。一方でTeslaの納車台数は2024年の179万台から164万台へ減少しました。世界全体のEV販売は前年比約28%増加しており、その中でBYDが首位に立った形です。","evidencePoints":["byd-ev-tair-1"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/byd/P-03-001","sourceEvidence":[{"id":"byd-ev-tair-1","entityId":"byd","text":"2025年通期のEV販売台数で、BYDは約226万台を販売しTesla（164万台）を上回り世界首位となった。","coverageType":["Credibility"],"title":"China's BYD overtakes Tesla as largest EV seller in the world","sourceClass":"Financial","sourceType":"media_mention","confidence":"medium","supportedPromptTypes":["P-03"],"sourceVerified":false,"needsVerification":true,"sourceUrl":"https://finance.yahoo.com/news/chinas-byd-overtakes-tesla-largest-165911303.html"}],"generatedAt":"2026-08-31T05:52:45.451Z","evidenceIds":["byd-ev-tair-1"]}]}