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일본: 국가·지역별 정보 유출 사건

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국가·지역: 일본초기화
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제목기업·기관확인 상태피해 규모공개
Starts Securities: token-holder names may have leaked via Securitize platform breachスターツ証券조사 중알 수 없음2026-10-31
Club Tourism: internet-member data may have leaked after server intrusion (about 4.32 million)クラブツーリズム조사 중알 수 없음2026-10-31
Kintetsu GHD: investor data may have leaked via NTT DATA digital-securities platform breach (2,678 records)近鉄グループホールディングス조사 중2,678 레코드 수2026-10-31
Rakuten Securities: customer data may have leaked via digital-bond platform breach (362 records)楽天証券조사 중362 레코드 수2026-10-31
NTT DATA: personal data in STdirectServices may have leaked after vendor SaaS intrusionNTTデータ조사 중알 수 없음2026-10-31
Sony Bank: customer data leaked via Securitize Japan digital-securities vendor breachソニー銀行확인됨알 수 없음2026-10-30
Ryobi Systems: data of 778 AITEL health-check booking users leaked via impersonation logins両備システムズ확인됨778 레코드 수2026-10-30
Saku General Hospital: backup HDD with data of 87,765 patients missing; possible exposure佐久総合病院조사 중87,765 명2026-10-30
NTT Smile Energy: customer and login data may have leaked after Ecomegane intrusionNTTスマイルエナジー조사 중알 수 없음2026-10-30
MediaNavi: about 110,000 customer email addresses and names leaked via Blastmail breachメディアナビ확인됨알 수 없음2026-10-30
Matsuya Foods: member data leaked from app management system (2,377,127 delivery/order records)松屋フーズホールディングス확인됨2,377,127 레코드 수2026-10-30
Ryohin Keikaku: MUJI app customer data may have been leaked (up to about 27.26 million records)良品計画조사 중알 수 없음2026-10-30
2rinkan reports 489,564 customers’ email addresses exposed through Blastmail株式会社２りんかんイエローハット확인됨489,564 명2026-10-29
Belc: 786,739 email addresses leaked via Arara email-service breachベルク확인됨786,739 레코드 수2026-10-29
Arara Message data exfiltration; roughly 81 million email-address scope includes possible acquisitionアララ株式会社확인됨알 수 없음2026-10-29
Japan Post: international-mail My Page newsletter email addresses may have leaked via contractor breach日本郵便조사 중알 수 없음2026-10-29
Chugoku Electric: delivery-address data may have leaked via Sagawa Express parcel-inquiry breach中国電力조사 중알 수 없음2026-10-29
Clubnets: CN Points satellite-system intrusion; possible member-data leakクラブネッツ조사 중알 수 없음2026-10-29
Asahi Shimbun: up to 70,921 event/contact records may have leaked via Cuenote FC breach朝日新聞社조사 중70,921 레코드 수2026-10-29
Life Card: data of 339,610 contracts may have leaked via Cuenote FC breachライフカード조사 중339,610 레코드 수2026-10-28