2026
2025
- Findy TECH BATON “Security LT Night”
- LT: “Vulnerabilities in the Supply Chain from a Bug Hunter’s Perspective”
- The 4th Security Wakate Association (LT & Networking Event)
- Organizer Member
- The 3rd Security Wakate Association (Workshop & Networking Event)
- Organizer Member
- Hack Fes. 2025
- Lecturer: “Introduction to Bug Bounty ~ The journey to becoming a Bug Hunter ~”
- The 2nd Security Wakate Association (LT & Networking Event)
- Organizer Member
- Security Camp Forum 2025 & Security Camp Awards 2025
- Award Voting Target
- P3NFEST 2025 Winter
- Lecturer: “Introduction to Practical Bug Bounty (2025 Edition)”
2024
- SecHack365 Returns 2024
- The 1st Security Wakate Association (LT & Networking Event)
- Organizer Member
- P3NFEST 2024 Summer
- Lecturer: “Introduction to Practical Bug Bounty”
- JAWS PANKRATION 2024
- Speaker(CfP): “Threats and countermeasures in AWS environments from an Attacker’s perspective”
- Hack Fes. 2024
- Lecturer: “Introduction to Bug Bounty ~ Aiming to contribute to society and earn rewards with bug hunting skills ~”
- ISC2 Japan Chapter Study Group WG
- Lecturer: “Introduction to Cloud Security: Threats and Countermeasures when focusing on AWS environments from an offensive perspective”
- CMC_Central 2024
- Speaker (Panel Discussion)
- Security Mini Camp in Miyagi 2024
- Lecturer: “Introduction to Web Application Bug Hunting learned from CVE”
- SecHack365 2024
- Assistant (Profile)
- Intigriti Absolutely Smashed Q1 2024
- 17th place Awarded (Report)
- AWS Community Builders
- Security & Identity Builder since 2024, (list)
- JAWS DAYS 2024 - LEAP BEYOND -
- Speaker (Panel Discussion)
- P3NFEST Conf 2024
- Speaker (Panel Discussion)
2023
- SecHack365 Returns 2023
- Security-JAWS #30
- AWS CTF Organizer
2022
- MBSD Cybersecurity Challenges 2022
- Grand Prize(1st place): team IPFactory
- Security Mini Camp 2022 on-line
- Lecturer: “Web and Cloud Security Fundamentals and Practices” (Report)
- JAWS DAYS 2022 - Satellites
- Speaker(CfP): “Security Risks of Serverless Environments in AWS Services”
- Cybozu Internship 2022
- Product Security Course (PSIRT)
- Security Camp 2022 on-line
- Tutor: Web Security Class
- Security-JAWS #25
- Speaker: “Security Risks and Countermeasures in AWS Lambda”
- Serverless LT vol.2
- Speaker(LT): “Serverless Security Risks in 5 Minutes”
- IPFactory WelcomeCTF 2022
- CTF Organizer
- NTT Communications TechWorkshop
- Cyber Security Attack Response Workshop
2021
- CyberAgent 1Day Youth Boot Camp
- Backend/Infrastructure Engineer Edition
- CODE BLUE 2021
- Student Staff
- SecHack365 Returns 2021
- Security Camp 2021 on-line
- Tutor: Product Security Track
- UBsecure 1Day Internship
- SST Security Work Experience
- ISUCON Advance Training 2021 Lecture & Hands-on
- Attendee
- IPFactory WelcomeCTF 2021
- CTF Organizer
- SBT Security Work Experience
2020
- ISCCTF 2020
- CTF Organizer
- Security Camp 2020 on-line
- Attendee: Product Security Track
- SecHack365 Returns 2020
2019
- SECCON 2019
- Sponsor Staff
- CODE BLUE 2019
- Student Staff
- SecHack365 Returns 2019
- Study abroad
2018
- PC Koshien
- Programming Division
- SecHack365 2018
- Trainee: Philosophy Driven Course
Other
History
SecHack365 (NICT)
- SecHack365 2018: Trainee (Attendee)
- SecHack365 2024: Assistant (Supporter)
Security Camp (IPA)
- Security Camp 2020 on-line: Attendee
- Security Camp 2021 on-line: Tutor
- Security Camp 2022 on-line: Tutor
- Security Mini Camp 2022 on-line: Lecturer
- Security Mini Camp in Miyagi 2024: Lecturer
- Security Camp Awards 2025: Award Judging
- Security Camp Forum 2025: Final Announcement
Hack Fes. (Japan Hackers Association)
- Hack Fes. 2024: Lecturer
- Hack Fes. 2025: Lecturer
P3NFEST (IssueHunt)
- P3NFEST Conf 2024: Speaker
- P3NFEST 2024 Summer: Lecturer
- P3NFEST 2025 Winter: Lecturer
AWS Community (JAWS)
- Security-JAWS #25: Speaker
- JAWS DAYS 2022: Speaker (CfP)
- Security-JAWS #30: CTF Organizer
- JAWS DAYS 2024: Speaker
- AWS Community Builders
- Security Builder since 2024
- JAWS PANKRATION 2024: Speaker (CfP)