Data breaches in Japan · Privacy Unpacked https://privacyunpacked.com/breaches/country/jp/feed.xml 2026-10-27T00:00:00Z Privacy Unpacked Sony Network Communications data breach (Japan): 2,600,000 customer records https://privacyunpacked.com/breaches/company/sony-network-communications/#sonynetworkcommunications-2026-10-27 2026-10-27T00:00:00Z cyberinsider, frenchbreaches and ITmedia reported a data breach at Sony Network Communications (Japan) on 27 October 2026, and it has been confirmed. It affected 2,600,000 customer records. Exposed: Financial account and card details, Passwords and logins, Email addresses, Names, Customer records and Member information. Bandai Logistics Pal data breach (Japan) https://privacyunpacked.com/breaches/company/bandai-logistics-pal/#bandailogisticspal-2026-10-27 2026-10-27T00:00:00Z Security NEXT reported a data breach at Bandai Logistics Pal (Japan) on 27 October 2026. Exposed: Phone numbers, Names, Addresses and Delivery information. Resona data breach (Japan) https://privacyunpacked.com/breaches/company/resona/#resona-2026-10-26 2026-10-26T00:00:00Z internationalpress reported a data breach at Resona (Japan) on 26 October 2026, and it has been confirmed. Exposed: Customer data. GMO Internet Group data breach (Japan) https://privacyunpacked.com/breaches/company/gmo-internet-group/#gmointernet-2026-10-26 2026-10-26T00:00:00Z Yahoo!ニュース, العربية and Межа reported a data breach at GMO Internet Group (Japan) on 26 October 2026, and it has been confirmed. Exposed: Passwords and logins, Phone numbers, Dates of birth, Names, Addresses and Account information. Rakuten Travel data breach (Japan): 2,600,000 customers https://privacyunpacked.com/breaches/company/rakuten-travel/#rakutentravel-2026-10-26 2026-10-26T00:00:00Z internationalpress reported a data breach at Rakuten Travel (Japan) on 26 October 2026, and it has been confirmed. It affected 2,600,000 customers. Exposed: Financial account and card details. Shizuoka City data breach (Japan): 10,000 records https://privacyunpacked.com/breaches/company/shizuoka-city/#shizuokacity-2026-10-26 2026-10-26T00:00:00Z Yahoo!ニュース reported a data breach at Shizuoka City (Japan) on 26 October 2026. It affected 10,000 records. Exposed: Email addresses and Names. JR East data breach (Japan): 170,000 records https://privacyunpacked.com/breaches/company/jr-east/#jreast-2026-10-26 2026-10-26T00:00:00Z FNNプライムオンライン and internationalpress reported a data breach at JR East (Japan) on 26 October 2026, and it has been confirmed. It affected 170,000 records. Exposed: Email addresses and Names. Joshin data breach (Japan): 6,230,000 records https://privacyunpacked.com/breaches/company/joshin/#joshin-2026-10-26 2026-10-26T00:00:00Z FNNプライムオンライン, Zonebourse and NEWS GEISPO reported a data breach at Joshin (Japan) on 26 October 2026, and it has been confirmed. It affected 6,230,000 records. Exposed: Passwords and logins, Phone numbers, Names, Addresses, Member IDs and Subscription contract information and more. Times Car data breach (Japan): 100,000 people https://privacyunpacked.com/breaches/company/times-car/#timescar-2026-10-25 2026-10-25T00:00:00Z portal.ijamp.jiji reported a data breach at Times Car (Japan) on 25 October 2026. It affected 100,000 people. Exposed: Driver’s license numbers and Government ID numbers. Pizza Hut Japan data breach (Japan) https://privacyunpacked.com/breaches/company/pizza-hut-japan/#pizzahutjapan-2026-10-24 2026-10-24T00:00:00Z cyberinsider reported a data breach at Pizza Hut Japan (Japan) on 24 October 2026. Exposed: Customer information. Park24 data breach (Japan): 6,620,000 accounts https://privacyunpacked.com/breaches/company/park24/#park24-2026-10-23 2026-10-23T00:00:00Z Nippon.com reported a data breach at Park24 (Japan) on 23 October 2026, and it has been confirmed. It affected 6,620,000 accounts. Exposed: Driver’s license numbers and Images of identification documents. Sagawa Express data breach (Japan): 53,230,000 records https://privacyunpacked.com/breaches/company/sagawa-express/#sagawaexpress-2026-10-22 2026-10-22T00:00:00Z NHK and Security NEXT reported a data breach at Sagawa Express (Japan) on 22 October 2026, and it has been confirmed. It affected 53,230,000 records. Exposed: Personal data. Capcom data breach (Japan): 12,000,000 accounts https://privacyunpacked.com/breaches/company/capcom/#capcom-2026-10-22 2026-10-22T00:00:00Z BleepingComputer, SecurityWeek and Infosecurity Magazine reported a data breach at Capcom (Japan) on 22 October 2026, and it has been confirmed. It affected 12,000,000 accounts. Exposed: Passwords and logins, Email addresses, Dates of birth, IP addresses, Account creation date and Gender and more. Iwai Cosmo Securities data breach (Japan): 4,975 people https://privacyunpacked.com/breaches/company/iwai-cosmo-securities/#iwaicosmosecurities-2026-10-20 2026-10-20T00:00:00Z finance.biggo reported a data breach at Iwai Cosmo Securities (Japan) on 20 October 2026, and it has been confirmed. It affected 4,975 people. Exposed: Names. Burger King Japan data breach (Japan): 11,180,000 records https://privacyunpacked.com/breaches/company/burger-king-japan/#burgerkingjapan-2026-10-17 2026-10-17T00:00:00Z youlyou.com reported a data breach at Burger King Japan (Japan) on 17 October 2026. It affected 11,180,000 records. Exposed: Email addresses, Phone numbers and Names. Nikkei data breach (Japan): 1,830,000 personal information https://privacyunpacked.com/breaches/company/nikkei/#nikkei-2026-10-16 2026-10-16T00:00:00Z Bursada Bugün reported a data breach at Nikkei (Japan) on 16 October 2026, and it has been confirmed. It affected 1,830,000 personal information. Exposed: Personal information. Daiichi Kosho data breach (Japan): 8,000,000 customers https://privacyunpacked.com/breaches/company/daiichi-kosho/#daiichikosho-2026-10-12 2026-10-12T00:00:00Z Infosecurity Magazine reported a data breach at Daiichi Kosho (Japan) on 12 October 2026, and it has been confirmed. It affected 8,000,000 customers. Exposed: Personal data.