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hi-ho: 38,809 contract-unit mypage logins via social-engineered credentials viewed customer data

Disclosed Oct 8, 2026. Third parties obtained mypage credentials via phone solicitation (and possibly other means) and logged in as customers. Services: BiZiMo, Hikari Giga, CLOUD LINE, Toppa!, Dantotsu, CP WiMAX. Possibly viewed name/address/phone/email/contract/billing (no cards/bank on mypage). 38,809 unauthorized logins counted per contract, not per person. No system intrusion/vulnerability confirmed.

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Daiichi Kosho: vendor NCG malware may have exposed about 8.72M customer/employee records

Nippon Columbia Group employee PC infected with malware Oct 1–2, 2026; Daiichi Kosho data temporarily on that device may have leaked. Disclosed Oct 8 after Oct 5 vendor report. About 8,724,000 records (customers ~8.63M / staff ~93k after de-dup). Name, sex, DOB, email, phone. No intrusion into Daiichi systems. Actual exfiltration/misuse not confirmed.

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VALX: Commune vendor intrusion may have exposed VALX FUN community member data

On Oct 6, 2026 ~19:18–20:17, attackers impersonated admins on VALX’s Commune-hosted FUN community. Member-list data for an estimated 2,950 of 3,813 members may have been viewed/taken (email, nickname, profile, etc.). Passwords/DMs/store payment data out of scope. Disclosed Oct 8.

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ORIX Life: Scala i-ask intrusion may have exposed about 26,500 enquiry records

Scala Communications i-ask (used for website enquiries) was compromised; about 26,500 enquiry records (including repeat contacts) may have leaked name/DOB/address/phone/email/policy number/enquiry text (may include medical details). No intrusion into ORIX systems. No My Number/card numbers. Disclosed Oct 8. Distinct from the July agency mis-email incident.

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WingArc1st: Commune-hosted nest Portal had 1,200 members’ data illicitly viewed

First notice Oct 8, 2026; follow-up Oct 16. Commune admin-impersonation led to illicit viewing of email, account name, user ID, company, role, name, SNS handle and prefecture for 1,200 nest Portal members (incl. churned). Portal suspended. Official pages unreachable at research time; body confirmed via public search of the official text and IncidentLog, official URLs retained.

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Uzabase: admin-tool intrusion may have exposed NewsPicks customer personal data

Intrusion detected Oct 8, 2026 12:48; confirmed third-party and blocked 14:01; PPC flash report and police consult same day. Personal data for some NewsPicks users through Oct 8 (name, employer, email, address, phone, card name, last 3–4 card digits) may have leaked. Encrypted passwords not confirmed leaked. No exact headcount in the notice.

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Adventure (skyticket): multi-path intrusion leaked customer personal data

Customer notice emails and authenticity page on Oct 8, 2026; detailed notice Oct 9. Paths: (1) server intrusion Oct 2–4 leaking ~14.64M registrants (incl. ~4.13M hashed passwords); (2) ops-system intrusion Sep 20 affecting 17,780 records (duplicates; more under review) with name/phone/refund bank details; (3) bus booking completion pages viewable without login Aug 3–Oct 1 (~12,000 bookings scraped). No card numbers or passport images held. First disclosure Oct 8.

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Fuji Yakuhin: Sagawa parcel-inquiry intrusion may have exposed mail-order customer data

Disclosed Oct 8, 2026. Linked to the Sep 30 intrusion into Sagawa’s parcel-inquiry service; shipper/recipient name, address and phone for Fuji official-store buyers in the prior 100 days (incl. subscriptions) may be in scope. Whether Fuji customers are actually included still under confirmation. Cards/passwords out of scope per Sagawa. No headcount. Sagawa root not yet registered (official body unread).