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15 years of experience in fighting piracy
Supporting your company with international capabilities
We protect the copyrights of books, documents, manga, videos, and images from pirated copies on the Internet.

SENTINEL
About Sentinel
Sentinel Copyright Guardian was founded in the San Francisco Bay Area, California, USA, to protect the copyrights of books, literature, manga, videos, and images from pirated copies on the Internet.
Copyright infringing content is now easily accessible via the Internet, regardless of borders or language, and the losses caused by infringement are immeasurable.
Sentinel protects your content by removing pirated copies in accordance with the US DMCA (Digital Millennium Copyright Act) law.
Solutions
Solution
Monitor, delete, block.
We protect you from copyright infringement with three systematic pillars

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delete
Enforcement

Information Blockade
Delisting
Service
service
We will thoroughly deal with copyright infringement in six steps
01
investigation
In addition to automatic crawling, our experienced team will carry out site-specific, language-independent research.
02
Determination of infringement
Visually determine whether it is a pirated copy or licensed content
03
Data collection
All URLs that have been confirmed to be infringing are entered into the system and managed in a database in detailed categories.
04
Removal Request
Request removal of URLs containing copyright infringing content in accordance with the US DMCA law
05
Search engine friendly
違法コンテンツの情報が拡散されないよう、サーチエンジンに検索結果からの削除申請を行う
06
Continued monitoring
Continuous monitoring of whether pirate sites and social media sites have responded to requests to remove content
Customize
Customization
Our services are customised to suit your needs.
The following is also possible, please feel free to contact us.
Research and data collection
Service No.01〜03
Request for deletion on your behalf
Service No.04
Full Service
Service No.01~06
Report
Reports
No matter how you customize your service,
Customers can check our response status in real time on a dedicated portal.
The portal also allows you to view only the data you want and create reports.

Contact
inquiry
If you have any questions about our services or have any other inquiries, please contact us here.
611 Gateway Blvd, Suite 120 South San Francisco, CA 94080
SENTINEL
COPYRIGHT GUARDIAN