Cyber Agencies Directory · Asia

Japan: Cybercrime & Cybersecurity Agencies

In Japan, cybercrime against people goes to the police cybercrime unit, and technical incidents go to the national CERT.

Police cybercrime unit

Cyber Affairs Bureau and Cyber Special Investigation Unit

Part of: National Police Agency

Official website

National CERT / cybersecurity authority

National Cybersecurity Office (NCO), successor to NISC; JPCERT/CC acts as the coordination center

Part of: Cabinet Secretariat

Official website

Report an incident online

Official reporting page for Japan.

https://www.npa.go.jp/bureau/cyber/soudan.html

Notes

NISC was replaced by the NCO in July 2025; the sheet's NISC name is outdated, and JPCERT/CC incident reports go to https://www.jpcert.or.jp/english/ir/form.html.

Step-by-step guide

Lost money or were scammed? Read How to Report a Scam in Japan (and Recover Your Money).

Names and links were checked against official government or FIRST/ITU sources. Agencies are renamed and reorganised often, so check the official site before relying on it. See all countries in the cyber agencies directory.