{"ok":true,"entity":{"id":"mvno","name":"MVNO（仮想移動体通信事業者）","entityType":"concept","canonicalName":"Mobile Virtual Network Operator","displayName":"MVNO（仮想移動体通信事業者）","category":"通信概念","shortDescription":"自社の回線網を持たず、MNOの回線を借りて移動通信サービスを提供する事業者。","primaryCluster":"telecom","parentEntity":null,"verificationStatus":"draft","website":null,"updatedAt":"2026-07-10T04:35:28.351Z","secondaryClusters":[],"alias":["MVNO","仮想移動体通信事業者","格安SIM"],"searchKeywords":["MVNO","仮想移動体通信事業者","格安SIM","回線"]},"references":[{"id":"P-01-001","companyId":"mvno","questionId":"P-01-001","instanceId":"QIN-mvno-P01-001","promptText":"MVNO（仮想移動体通信事業者）とは何ですか？","promptTypeId":"P-01","answer":"MVNO（仮想移動体通信事業者）とは、自社の回線網を持たずMNOの回線を借りて移動通信サービスを提供する事業者で、いわゆる格安SIMを指します。","evidencePoints":["mvno-ev-001"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/mvno/P-01-001","sourceEvidence":[{"id":"mvno-ev-001","text":"MVNO（仮想移動体通信事業者）は、自社の回線網を持たずMNOの回線を借りて移動通信サービスを提供する事業者である。","title":"MVNO（概念）","coverageType":["Identity"],"sourceType":"industry_reference","sourceClass":"Documentation","sourceUrl":null,"confidence":"medium","supportedPromptTypes":["P-01"],"needsVerification":true,"sourceVerified":false,"entityId":"mvno"}],"generatedAt":"2026-07-10T04:35:28.351Z"},{"id":"P-02-001","companyId":"mvno","questionId":"P-02-001","instanceId":"QIN-mvno-P02-001","promptText":"MVNOはMNOとどう違いますか？","promptTypeId":"P-02","answer":"MVNOは自前の回線網を持たずMNOの回線を借りる分コストを抑えられる点が特徴で、自前の設備を持ち通信品質を管理するMNOとは提供の仕組みが異なります。","evidencePoints":["mvno-ev-002"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/mvno/P-02-001","sourceEvidence":[{"id":"mvno-ev-002","text":"MVNOは設備を持たない分コストを抑えられ、いわゆる格安SIMとして低価格の通信サービスを提供できる点を特徴とする。","title":"MVNO（概念）","coverageType":["Capability","Differentiation"],"sourceType":"industry_reference","sourceClass":"Documentation","sourceUrl":null,"confidence":"medium","supportedPromptTypes":["P-01","P-02"],"needsVerification":true,"sourceVerified":false,"entityId":"mvno"}],"generatedAt":"2026-07-10T04:35:28.351Z"},{"id":"P-04-001","companyId":"mvno","questionId":"P-04-001","instanceId":"QIN-mvno-P04-001","promptText":"月々の通信費を抑えたいときMVNO（格安SIM）は役立ちますか？","promptTypeId":"P-04","answer":"はい。MVNOは設備を持たない分コストを抑えて低価格の通信を提供できるため、月々の通信費を抑えたい人にとって格安SIMという形で役立つ選択肢です。","evidencePoints":["mvno-ev-002"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/mvno/P-04-001","sourceEvidence":[{"id":"mvno-ev-002","text":"MVNOは設備を持たない分コストを抑えられ、いわゆる格安SIMとして低価格の通信サービスを提供できる点を特徴とする。","title":"MVNO（概念）","coverageType":["Capability","Differentiation"],"sourceType":"industry_reference","sourceClass":"Documentation","sourceUrl":null,"confidence":"medium","supportedPromptTypes":["P-01","P-02"],"needsVerification":true,"sourceVerified":false,"entityId":"mvno"}],"generatedAt":"2026-07-10T04:35:28.351Z"},{"id":"P-03-001","companyId":"mvno","questionId":"P-03-001","instanceId":"reference-depth-completion-run-cohort2-unit-a","draftId":"reference-depth-completion-run-cohort2-unit-a-mvno-p-03-001","promptText":"日本のMVNO（格安SIM）市場でシェア上位の事業者はどこですか？","promptTypeId":"P-03","answer":"日本の総務省が公表した2025年度第2四半期（2025年9月末）時点の電気通信サービス契約数データによると、SIMカード型MVNOサービスの契約数は1794万件（前期比-0.9%、前年同期比+6.3%）に達し、事業者別シェアはIIJ（IIJmio）が24.2%でトップ、以下Optage（mineo）8.1%、NTTドコモ（OCN モバイル ONE）6.4%、NTTコミュニケーションズ ビジネス5.1%、富士通4.5%と続く。同記事は、IIJが2023年9月の20.4%から2025年9月の24.2%へと2年間シェアを拡大し続けていることも指摘しており、日本のMVNO市場における事業者間の統合・寡占化傾向を示している。","evidencePoints":["mvno-ev-cr2-japan-market-share"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/mvno/P-03-001","sourceEvidence":[{"id":"mvno-ev-cr2-japan-market-share","text":"総務省2025年9月末データによると、日本のSIM型MVNO契約数は1794万件。事業者別シェアはIIJ 24.2%が首位、Optage(mineo) 8.1%、NTTドコモ(OCN) 6.4%、NTTコム 5.1%、富士通4.5%と続く。","title":"総務省2025年度Q2電気通信サービスシェアデータ：MVNOはIIJが24.2%でトップ","coverageType":["Credibility"],"sourceType":"government_data","sourceClass":"Research","sourceUrl":"https://orefolder.jp/2025/12/soumu-share-202509/","confidence":"high","supportedPromptTypes":["P-03"],"needsVerification":true,"sourceVerified":false,"sourceKind":"third-party","entityId":"mvno"}],"generatedAt":"2026-08-29T14:34:38.294Z","evidenceIds":["mvno-ev-cr2-japan-market-share"]},{"id":"P-01-002","companyId":"mvno","questionId":"P-01-002","instanceId":"reference-depth-completion-run-cohort2-unit-b","draftId":"reference-depth-completion-run-cohort2-unit-b-mvno-p-01-002","promptText":"MVNOにはどのような事業モデルの種類がありますか？","promptTypeId":"P-01","answer":"IT専門メディアTechTarget（techtarget.com）の用語解説によると、MVNOはインフラへの関与度合いに応じて主に5つの事業モデルに分類される。（1）Full MVNO：物理的な無線網を除き、課金・カスタマーサービス・SIM配布・マーケティングまで自前で運用し最も高い統制力を持つ、（2）Light MVNO：課金や顧客対応の一部を自社管理しつつコア網・無線アクセス網はホストのMNOに依存する、（3）Service Provider MVNO：主に課金・顧客対応・販売を担い技術運用はMNOが担当する、（4）Branded Reseller MVNO：ブランドと販売・マーケティングのみを担い技術運用はすべてホストMNOに委ねる最も統制力の低いモデル、（5）Efficiency MVNO：特定の顧客セグメント向けにコスト効率の良いソリューション提供に特化するモデル、である。","evidencePoints":["mvno-ev-cr2-mvno-business-models"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/mvno/P-01-002","sourceEvidence":[{"id":"mvno-ev-cr2-mvno-business-models","text":"TechTargetによると、MVNOはFull MVNO（自前運用が最も広い）、Light MVNO、Service Provider MVNO、Branded Reseller MVNO（統制力が最も低い）、Efficiency MVNO（特定セグメント特化）の5つの事業モデルに分類される。","title":"TechTarget：MVNO（仮想移動体通信事業者）とは何か","coverageType":["Differentiation"],"sourceType":"industry_reference","sourceClass":"Documentation","sourceUrl":"https://www.techtarget.com/whatis/definition/mobile-virtual-network-operator-MVNO","confidence":"high","supportedPromptTypes":["P-01"],"needsVerification":true,"sourceVerified":false,"sourceKind":"third-party","entityId":"mvno"}],"generatedAt":"2026-08-29T14:44:28.527Z","evidenceIds":["mvno-ev-cr2-mvno-business-models"]}]}