Nihonomaru
nihonomaru.net
About This Breach
Nihonomaru, a popular anime and manga discussion forum, experienced a data breach in 2015.During the breach, data including usernames, email addresses, IP addresses, and passwords were compromised.
Data Exposed
Breach Details
| Breach Type | Data Breach |
| Searchable | Yes |
| Verified | Yes |
| Sensitive Data | No |
| Reference | No reference available |
Frequently Asked Questions
When did the Nihonomaru data breach happen?
Nihonomaru was breached in Dec 2015. The breach was added to the XposedOrNot index on November 8, 2023.
How many records were exposed in the Nihonomaru breach?
1,697,967 records were exposed, making it the #316 largest of the 763 breaches in our index.
What data was exposed in the Nihonomaru breach?
The exposed data includes: Usernames, Passwords, Email addresses, IP addresses.
What should I do if I was affected by the Nihonomaru breach?
Change your password on the affected service (and anywhere you reused it), turn on two-factor authentication, and set up free breach alerts on XposedOrNot so you know the moment your email appears in a new breach.
More Entertainment Breaches
What Should You Do?
Change Your Passwords
Update your password immediately, using 12+ characters with numbers and symbols.
Enable Two-Factor Authentication
Add 2FA on all supported accounts using an authenticator app like Google Authenticator or Authy.
Review Device Security
Update your devices and browsers, and check for unauthorized logins.
Monitor Your Accounts
Set up login alerts and review account activity regularly for suspicious access.
Use a Password Manager
Never reuse passwords: use a password manager to generate unique ones for each account.