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Breach occurred 2019-03-28Verifiedhakko.com
What happened
In March 2019, the Japanese solder-related business Hakko Corporation suffered a data breach. The incident exposed almost 10k customer records including email and physical addresses, phone numbers, names, usernames, genders, dates of birth and plain text passwords.
Data exposed
Frequently asked questions
The Hakko Corporation data breach occurred on March 28, 2019. It was added to Have I Been Pwned's breach catalog on February 6, 2025.
9,665 accounts were affected by the Hakko Corporation data breach, according to Have I Been Pwned's records.
The Hakko Corporation breach exposed the following data types: Dates of birth, Email addresses, Genders, Names, Passwords, Phone numbers, Physical addresses, Usernames.
Yes. Have I Been Pwned has verified the Hakko Corporation breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the Hakko Corporation breach, or any other known breach — the tool never stores what you search.
Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.
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