
Satoko Ohtsuki
CEO
About Spider Labs
We serve every industry, channel, and region — protecting not just ads, but the entire conversion funnel.
Making marketing in the AI era safer and more efficient.
4B
Clicks Analyzed
4,000,000,000 clicks
¥932.2B
Est. Ad Spend Analyzed
~28% of Japan's digital ad spend
600+
Companies Protected
Clicks and estimated ad spend analyzed: trailing 12 months (Spider AF, 2025). Companies protected: as of May 2026.
Spider AF 2026
Our Mission & Vision
Mission
We’re more than a company that finds fraud. We protect the conditions digital businesses need to grow sustainably. From advertising, websites, and leads to customer data, transactions, and the AI-driven decisions that connect them all, we keep the entire ecosystem trustworthy. That is our reason for being.
Vision
In the era ahead, AI agents, not just people, will make decisions and take action inside businesses. What’s needed then isn’t simply fraud detection, but a standard for what to trust, what to monitor, what to stop, and how to decide. We intend to set that standard and define what trust means in the AI era.

Our Products
Advertising Security
Detect and auto-block invalid clicks and bot traffic in real time. Reduce wasted ad spend and optimize campaigns with accurate data.
E-commerce Security
Detect and block fraudulent orders and scalper bots targeting your e-commerce site. Protect your brand value and revenue from fraudulent purchases.
Website Security
Monitor third-party JavaScript on your website 365 days a year. Detect and block skimming attacks like Magecart and formjacking, and support PCI DSS 4.0.1 compliance.
Our Leaders

CEO

CTO

VP of Product Development

CFO

VP of Product

VP of Revenue
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VP of Customer Success
Our Offices
Made in Japan
Spider Labs is a Japanese company headquartered in Minato-ku, Tokyo. Since our founding in 2011, we have taken the fraud detection technology we refined in the Japanese market to New York, Lisbon, and beyond, bringing trust to digital businesses around the world.



Company History
Apr 2011
Began contract development work in big data and machine learning.
Jun 2017
Released an ad fraud protection service, pivoting from contract development to a proprietary product.
Nov 2019
Raised capital through a third-party share allotment to strengthen the foundation for global expansion, accelerating overseas growth, including participation in TiECON.
Mar 2021
Chosen for the Japanese government’s program supporting startups with global ambitions.
Oct 2021
Accelerated business expansion in Japan and overseas, along with hiring and product development.
Mar 2022
Received third-party verification certification in both “Invalid Traffic Countermeasures” and “Brand Safety” from the Japan Joint Industry Committee for Digital Advertising Quality & Qualify (JICDAQ).
Feb 2025
Began offering fake lead protection services in Japan and overseas.
Jul 2025
Released a new service that monitors websites for security vulnerabilities.
Sep 2025
Certified to the international standard for information security management systems (ISMS).
Feb 2026
Completed an independent third-party audit covering security, availability, and confidentiality.
Aug 2026
Began offering a Spider AF add-on that maximizes ad performance.
Awards & Certifications
J-Startup (METI Selected)
Ministry of Economy, Trade and Industry (2021)

JICDAQ Invalid Traffic Countermeasures
Third-Party Verified

JICDAQ Brand Safety
Third-Party Verified

SOC 2 Type 2
Security Certified

ISO/IEC 27001
Information Security Management

Get in the Ring
Global Startup Competition

TiECON 2019
The Indus Entrepreneurs Conference
Media Coverage
| Date | Outlet | Headline |
|---|---|---|
| Nov 2019 | Nikkei Shimbun | Ad Fraud Startup Phybbit Raises ¥320M |
| Date | Outlet | Headline |
|---|---|---|
| Mar 2020 | Nikkei Shimbun | Ad Fraud Spreads as Online Advertising Losses Mount |
| Mar 2023 | Nikkei Shimbun | Ad Impression Fraud Expands — Losses in Japan Reached ¥130B in 2022 |
| May 2023 | Nikkei Cross Trend | Why Did ¥10M in Ad Budget Vanish? The Dark Side of Online Advertising and How to Fight Back |
| May 2023 | Nikkei Shimbun | The Dark Side of Online Ads: Inside Click Inflation Fraud and How to Stop It |
| Nov 2023 | Nikkei Cross Trend | Komehyo and Arrows Hit by Ad Fraud: The Real Scale of E-Commerce Losses and What to Do |
| Jan 2024 | Nikkei Cross Trend | What Are "MFA Sites"? How Low-Quality Pages Drain Corporate Ad Budgets — and How to Fight Back |
| Feb 2024 | Nikkei Shimbun | ¥10B Flows to Ad-Cluttered Low-Quality Sites — Shiseido Fights Back with Monitoring |
| Oct 2024 | NHK | The Reality of Ad-Revenue-Driven "Nuisance Sites" |
| May 2025 | Nikkei Digital Governance | "Phantom Prospects" Siphon ¥100B in Annual Ad Spend — Bots Fake Results |
| Jun 2025 | World Business Satellite | Stopping Online Scalping: 6% of Transactions Are Fraudulent |
| Aug 2025 | Jiji Press | Corporate Ad Budgets Under Attack: What Is "Ad Fraud," the ¥12T Global Scam? |
| Nov 2025 | Nikkei Cross Tech | High-Value Scalping Becomes a Social Issue — The Front Lines of Fraud Prevention |
| Apr 2026 | Jiji Press | Corporate Ad Fraud Losses Hit ¥159.2B in 2025 — Up ¥8.2B as Fraudsters Exploit AI Blind Spots |
| Apr 2026 | MediaPost (US) | AI Is Good At Optimizing Things, Including Ad Fraud |
| May 2026 | Nikkei Digital Governance | Ads Become a "Black Box" Under AI Control — A Breeding Ground for Fraud |
| May 2026 | Nikkei Digital Governance | Digital Advertising's Blind Spot: "Fake Results" That Fool Executives and AI Alike |
| Aug 2026 | The Yomiuri Shimbun | Special Feature: Countering Fraudulent Purchases and Bots (Featuring an Estimated ¥130B in Scalping-Related Fraudulent Orders) |
| Aug 2026 | The Yomiuri Shimbun | Bot-Driven Ad Fraud Losses and the Reality of MFA Sites (Society Section) |
| Oct 2026 | World Business Satellite | Annual Losses Reach ¥150B as "Ad Fraud" Countermeasures Go Mainstream |
| Oct 2026 | Nikkei Digital Governance | AI Bots Inflate Online Ad Views — An Analysis of 4 Billion Clicks |
| Oct 2026 | Nikkei Digital Governance | AI Trained on Distorted Data Delivers Ads That Never Reach Real Users |
We’re looking for passionate people to join the fight against ad fraud and online deception.
View Open Positions