64 CSIRTs / CERTs in
Japan
Last updated: 2026-05-11 07:43:24
| Team | Full Name | Constituency | Source | |
|---|---|---|---|---|
| Canon PSIRT | Canon PSIRT | contact-canon-psirt mail.canon |  |
|
| CDI-CIRT | Cyber defense institute Incident Response Team | cirt cyberdefense.jp | |
|
| CHUDEN-CSIRT | Chubu Electric Power Company Group CSIRT | ml-chuden.csirt c-net.ne.jp | |
|
| CyberAgent CSIRT | CyberAgent Computer Security Incident Response Team | ca_csirt cyberagent.co.jp | |
|
| DeNA CERT | DeNA Computer Emergency Response Team | cert dena.jp | |
|
| DOCOMO-CSIRT | DOCOMO Computer Security Incident Response Team | first nttdocomo.com | |
|
| DT-CIRT | Deloitte Tohmatsu Computer Incident Response Team | cirt tohmatsu.co.jp | |
|
| HIRT | Hitachi Incident Response Team | hirt hitachi.co.jp | |
|
| IIJ-SECT | IIJ Group Security Coordination Team | sect iij.ad.jp | |
|
| IL-CSIRT | Intelli-CSIRT | il-csirt intellilink.co.jp | |
|
| KKCSIRT | Kakaku.com Security Incident Response Team | kkcsirt kakaku.com | |
|
| KONICA MINOLTA PSIRT | KONICA MINOLTA PSIRT | psirt konicaminolta.com | |
|
| LY Corporation CSIRT | LY Corporation Computer Security Incident Response Team | ml-ly-csirt lycorp.co.jp | |
|
| MUFG-CERT | Mitsubishi UFJ Financial Group - CERT | mufg_cert_pf mufg.jp | |
|
| NCO | National Cybersecurity Office | first-team cyber.go.jp | |
|
| NTT-CERT | NTT Computer Security Incident Response and Readiness Coordination Team | cert ntt-cert.org | |
|
| NCSIRT | NRI SecureTechnologies Computer Security Incident Response Team | ncsirt nri-secure.co.jp | |
|
| NEC-CSIRT | NEC Computer Security Incident Response Team | csirt cit.jp.nec.com | |
|
| NTT Com-SIRT | NTT DOCOMO BUSINESS Security Incident Response Team | nttcom-sirt ntt.com | |
|
| NTTDATA-CERT | NTTDATA-CERT | nttdata-cert kits.nttdata.co.jp | |
|
| Panasonic PSIRT | Panasonic Product Security Incident Response Team | product-security gg.jp.panasonic.com | |
|
| PIRATES | Professionals of Intelligence-based Risk Assessment and Total Emergency Services | pirates tokio-dr.co.jp | |
|
| PwC Japan CSIRT | PwC Japan Computer Security Incident Response Team | jp_csirt pwc.com | |
|
| QTnet CSIRT | QTnet Computer Security Incident Response Team | qtnet_csirt qtnet.co.jp | |
|
| Rakuten-CERT | Rakuten-CERT | rakuten-cert mail.rakuten.com | |
|
| Recruit-CSIRT | Recruit Cyber Security Incident Response Team | csirt r.recruit.co.jp | |
|
| RFT-CSIRT | Rakuten Fintech-CSIRT | rakuten-fintech-csirt mail.rakuten.com | |
|
| Ricoh PSIRT | Ricoh Product Security Incident Response Team | psirt ricoh-usa.com | |
|
| RM-CSIRT | Rakuten Mobile-CSIRT | rakuten-mobile-csirt mail.rakuten.com | |
|
| SECOM-CSIRT | SECOM Computer Security Incident Response Team | first-team secom.co.jp | |
|
| CFC | Cyber Force Center | None | |
|
| SoftBank CSIRT | SoftBank Computer Security Incident Response Team | sbbgrp-sbcsirt g.softbank.co.jp | |
|
| Sony PSIRT | Sony Product Security Incident Response Team | psirt sony.com | |
|
| Sysmex-CSIRT | Sysmex Computer Security Incident Response Team | info-csirt sysmex.co.jp | |
|
| TDU-CSIRT | Tokyo Denki University CSIRT | tdu-csirt csirt.dendai.ac.jp | |
|
| TEL SIRT | TEL SIRT | tel-sirt tel.com | |
|
| TEPCO-SIRT | TEPCO Security Incident Response Team | tepco-sirt tepco.co.jp | |
|
| TOSHIBA-SIRT | TOSHIBA Security Incident Response Team | hdq-toshiba-sirt ml.toshiba.co.jp | |
|
| Wave SIRT | Wave SIRT | wave-sirt securewave.co.jp | |
|
| FJC-CERT | Fujitsu Cloud CERT | fj-ihc-first dl.jp.fujitsu.com | |
|
| FRG ISO | Fast Retailing Group Information Security Office | frg-global-iso fastretailing.com | |
|
| Panasonic PSIRT | Panasonic PSIRT | psirt eu.panasonic.com |  |
|
| FUJIFILM CERT | FUJIFILM Cybersecurity Incident Response/Readiness Team | fujifilm-cert fujifilm.com | |
|
| IPA-CERT | IPA-CERT | ipa-cert ipa.go.jp | |
|
| JPCERT/CC | JPCERT Coordination Center | info jpcert.or.jp | |
|
| KDDI-CSIRT | KDDI Computer Security Incident Response Team | irt soc.kddi.com | |
|
| LACERT | LAC Advanced Corporate Emergency Readiness Team | first-team lac.co.jp | |
|
| MBSD-SIRT | Mitsui Bussan Secure Directions Security Incident Response Team | sirt-ml mbsd.jp | |
|
| MELCO PSIRT | Mitsubishi Electric PSIRT | corporate.psirt rm.mitsubishielectric.co.jp | |
|
| Mercari-SIRT | Mercari-SIRT | mercari-sirt mercari.com | |
|
| AiG CERT 1 | Airbus Group CERT | cert airbus.com |  |
|
| Cisco CSIRT 1 | Cisco CSIRT | csirt-notify cisco.com | |
|
| Cisco PSIRT 1 | Cisco Product Security Incident Response Team | psirt cisco.com | |
|
| CiviCERT 1 | Civil Society Computer Incident Response Center - the CERT for Civil Society | cert lists.civicert.org | |
|
| GTO-CERT 1 | Gemalto CERT | csirt gemalto.com | |
|
| ICANN CIRT 1 | Internet Corporation for Assigned Names and Numbers - Computer Incident Response Team | cirt icann.org | |
|
| ISIRT 1 | INTERPOL Information Security Incident Response Team | isirt interpol.int | Law Enforcement | |
| NCIRC CC 1 | NATO Computer Incident Response Capability - Coordination Center | cyberdefence hq.nato.int | Military | |
| ORACERT 1 | Oracle Global Product Security | first_team_ww_grp oracle.com | |
|
| SAND-CSIRT 1 | Sandvik CSIRT | csirt sandvik.com | |
|
| Shell SecOps 1 | Shell Cyberdefence team | cert shell.com | |
|
| CiviCERT (DE) 1 | Civil Society Computer Incident Response Center - the CERT for Civil Society | cert civicert.org | |
|
| ISIRT 1 | INTERPOL Information Security Incident Response Team | None | Law Enforcement | |
| Team Cymru 1 | Team Cymru | None | |
1 International CERT/CSIRT — not specific to Japan.