調查中
Possible personal-data leak after unauthorized access to Raksul print-submission systems
Raksul confirmed unauthorized access using compromised credentials and said personal information within print and related data may have leaked.
資料外洩事件
資料外洩事件
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SEGA reports 2,196,044 newsletter email-address records exposed through Arara
SEGA said 2,196,044 email-address records used for some SEGA and SEGA FAVE newsletters were exposed at mail-service contractor Arara.
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Seoul PASS confirms reservation-data leaks on two access occasions
Travolution disclosed on November 9 that unauthorized reservation viewing on November 6 and 8 leaked some Seoul PASS customer information.
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Waseda confirms acquisition of 3,342 authentication-related user records
Waseda disclosed on November 9 that unauthorized access on August 31 obtained 3,342 records containing names, campus emails and encrypted password information among other fields.
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Sato Food Service: 318,513 Sato Kids Club email addresses leaked via Arara
Sato Food Service confirmed on November 5, and announced in its November 7 second report, that Sato Kids Club email addresses were taken in the breach of Arara, used via GMO Commerce.
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TeamSpirit: 28,824 personal-data records of customer users and staff leaked via development-server intrusion
On October 27, 2026, TeamSpirit confirmed a third party logged into a development server and used credentials stored there to take data from its cloud environment.
調查中
2rinkan reports possible personal-data leak at roadside-service contractor
Unauthorised access at Prestige Core Solution may have exposed some roadside-assistance customers’ personal information. The count and precise fields remain under investigation.
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Shiseido confirms exposure of 2,515 skin-analysis data records
Shiseido confirmed 2,515 exposed records including names, email addresses, questionnaire data and skin-analysis results following unauthorized access to its FCA system.
調查中
Possible leak of SmartNews partner emails and internal user IDs
SmartNews disclosed on November 6 that unauthorized access on October 31 may have exposed publisher and advertiser contacts and some internal user IDs.
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Mitsui Direct: about 234,000 customer records leaked via website intrusion
Mitsui Direct detected unauthorised access to its website early on November 4, suspended all web and app procedures, and confirmed a leak of quote and policyholder data.
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M1 discloses breach involving customer identity and contact information
M1 identified a customer-data breach on October 30 and disclosed it on November 6. Impacted data includes names, NRIC/FIN numbers, birth dates, mobile numbers, email and addresses.
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Mitsui Fudosan &BIZ: 133,323 email addresses leaked via Arara system used by contractor
Registered email addresses of &BIZ, a service for office-tenant employees, leaked in the intrusion (October 27-31) of the Arara system used by its newsletter contractor.
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Customer data exposed at DOCOMO Online Shop and My docomo
NTT DOCOMO confirmed customer-data exposure after unauthorized access to the two services, describing the scale as at most approximately 300,000 records.
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SMBC Consumer Finance: customer data sent out of guarantee-business system (up to 320,118 people)
SMBC Consumer Finance confirmed that a system used for loan-guarantee work with partner banks was accessed without authorisation and that data sent externally contained customer personal data.
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GMO Payment Service: customer data leaked via Arara service used by its law-firm contractor (up to 106,997)
GMO Payment Service was told that customer data leaked via Arara Message, used by contractor law firm Martial Arts for emails.
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Euglena: akyrise cosmetics e-commerce member data leaked after unauthorised access
On November 4, 2026, Euglena confirmed unauthorised access to the akyrise cosmetics e-commerce site, and purchasers' member data was found to have leaked.
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AIRDO: email addresses leaked via external email-delivery system breach (up to 673,920)
AIRDO was informed that unauthorised access to an external email-delivery system it uses leaked the recipient addresses of emails sent through it.
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NTT Townpage: 142,126 newsletter email addresses leaked via Arara repica
NTT Townpage was told that some newsletter addresses leaked in the breach of Arara's repica, used by its contractor.
調查中
Nissan Financial Services: customer data may have leaked via PCS road-service system breach (up to about 236,000)
Nissan FS said personal data related to its outsourced road-service work may have been taken in the intrusion into PremierNet2, the system of contractor Prestige Core Solutions (PCS).
調查中
Eight Dentsu inquiry records potentially exposed via Studio
Dentsu reported potential exposure following an incident at its service provider.