All Breaches
February 28, 2019 Verified Calendar & Productivity App

Lifebear Data Breach

The Lifebear data breach is a verified incident from 2019 affecting the Lifebear app, a Japan-based service that provides calendar, ToDo, note, and journal features under a single account.

3.7 Million
Reported Records
3
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

3
Email addresses
Passwords
Usernames

Additional Information

Added DateMay 25, 2020
Breach DateFebruary 28, 2019
Domainlifebear.com
SourceWebsite breach
Last Content UpdateJuly 18, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameLifebear
SectorCalendar & Productivity App
CountryJapan
Websitelifebear.com

Risk Level

Critical

The reported impact exceeds 1 million and falls within the critical severity band.

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