Reported breach

Smart EX data breach

JPJapan

kabarpenumpang reported a data breach at Smart EX (Japan) on 29 October 2026. It affected 170,000 users.

People affected: 170,000users
Reported: 29 October 2026News report

What was exposed 1

Financial account and card details

Sources 1

News reportkabarpenumpangLayanan Tiket Online Shinkansen “Smart EX” Laporkan Kebocoran Data 170.000 Pengguna29 October 2026 · 170,000 users

News reports are read by an AI model; every fact taken from an article was checked word for word against it, and anything it could not find was dropped. · Corrections and changes

More breaches in Japan

Dotour CoffeereportedJPJapan · 29 October 2026 Financial account and card detailsPhone numbersDates of birth+2 951employees
LifecardreportedJPJapan · 29 October 2026 Financial account and card detailsEmail addressesNames+1 –not reported
GiftyreportedJPJapan · 29 October 2026 Electronic gift cards –not reported
Sony Life InsurancereportedJPJapan · 28 October 2026 Phone numbersDates of birthNames+4 385Kcustomers
Bandai NamcoreportedJPJapan · 28 October 2026 Email addressesInternal IDs 300Kusers

Every breach in Japan →

From the data breach tracker: official notices, breach databases and the news, every fact with its source. Open data (CC BY 4.0) · How the tracker works · Official registers · Corrections and changes · Found a mistake? Tell us and we correct it.