About
About the Author
FinSec Architecture Japan (FSArch Japan) is a knowledge brand with a mission to spread the "defense blueprint" — built on cross-domain expertise spanning IT, finance, and security.
Background
Credentials & Experience
Certifications
- ✦ CISSP (Certified Information Systems Security Professional)
- ✦ CCSP (Certified Cloud Security Professional)
- ✦ Registered Information Security Specialist (Japan RISS)
- ◌ FP Grade 1 · CFP (in progress)
Content Track Record
- ✦ 25 years of web publishing (from Yahoo Geocities to present)
- ✦ 8 blogs concurrently · 1,800+ total articles
- ✦ Security blog ~20,000 PV/month · weekly ranking entries
- ✦ 7 X (Twitter) accounts · ~37,000 combined followers
Domain Expertise
- ✦ Cybersecurity architecture (Zero Trust, defense-in-depth)
- ✦ Financial system security (auth, payments, securities trading)
- ✦ SNS security & account defense
- ✦ Digital asset inheritance, taxation, and defense design
Industry Experience
- ✦ Large-scale identity & points platform architect
- ✦ Online securities trading system design
- ✦ IT consulting & think-tank practice
Philosophy
Design Philosophy
Zero Trust Asset Design
Rather than point-in-time advice like "don't reuse passwords," FSArch Japan promotes the philosophy of designing structures that assume breach — isolating assets and implementing multi-layered defense at the architectural level.
Different from a general FP
While general financial planners focus on "how to grow assets," FSArch Japan provides "the blueprint to defend what you've grown." The more assets you hold, the more important the defensive architecture becomes.
Target audience
Corporate executives, CISOs, financial IT professionals, high-income engineers, and high-net-worth individuals — those who appreciate the concept of "defending through design."