About SpiderAF
SpiderAF is a Media & Entertainment company based in Minato (Japan) founded in 2011 by Satoko Ohtsuki. Ad fraud detection platform is utilized to safeguard advertising budgets. It operates in the Media & Entertainment, Industrial Goods & Manufacturing, and Financial Services sectors. SpiderAF has raised $7.9 million across 2 funding rounds from investors including Headline, Mitsubishi UFJ Capital and Darwin Venture Management. Its chief executive, as recorded, is Satoko Ohtsuki. Its website spideraf.com draws about 97 thousand monthly visits. Its focus areas include Enterprise Infrastructure, Cybersecurity, Anti Fraud and Affiliate Fraud.
Company details
SpiderAF was founded in 2011 in Minato City, Japan, within the ad technology sector. Fraudulent clicks and conversions are identified and blocked by the platform, with ad spend protected accordingly. Bad leads are detected, and poor ad placements are blacklisted. Real-time insights into ad fraud impacts on campaigns are delivered to advertisers, supporting operational decisions in digital marketing.
- Headquarters Minato, Japan
- Founders Satoko Ohtsuki
- SectorsMedia & EntertainmentIndustrial Goods & Manufacturing Financial Services Technology
- Website category Business and Consumer Services · Marketing and Advertising
- Email••••••••
- Website spideraf.com
- Social LinkedIn X Facebook
- Total Equity Funding$7.9M (USD)
in 2 rounds
- Latest Funding Round$5M (USD), Series B
Oct 2021
- InvestorsHeadline
& 6 more
Funding Insights of SpiderAF
SpiderAF has successfully raised a total of $7.9M across 2 strategic funding rounds. The most recent funding activity was a Series B round of $5 million completed in October 2021. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $7.9M
- Total Rounds 2
- Last Round Series B — $5M
- First Round $2.9M
(Nov 2019)
- Investors Count 7
All 2 funding rounds of SpiderAF with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Oct 2021 | $5M | Series B | – | – | |
| Nov 2019 | $2.9M | Series A | – | Nippon Venture Capital, Mitsubishi UFJ Capital |
7 investors in total: 6 institutional and 1 angel.
Investors in SpiderAF
SpiderAF has secured backing from 7 investors, including venture fund and angel investors. Prominent investors backing the company include Headline, Mitsubishi UFJ Capital and Darwin Venture Management.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Investments are made in early-stage tech startups across multiple sectors. | headline.com | San Francisco, United States | ||
Venture capital is invested in AI, energy, and various sectors. | mucap.co.jp | Tokyo, Japan | ||
VC fund focusing on Taiwan and Silicon Valley startups | darwin-venture.com.tw | Taipei, Taiwan | ||
VC firm investing in Japan and the US | nvcc.co.jp | Chiyoda City, Japan | ||
Provider of venture capital fund of funds investments | darwinvc.com | Burlingame, United States | ||
A venture capital fund focused on Asian entrepreneurial potential. | accordventures.co.jp | Tokyo, Japan | ||
SN Satoshi Nakajima | Indian angel investor, tech enthusiast, focused on early-stage startups | unknown_58b5ad45da9c4c4da |
Investor details for SpiderAF
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
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People of SpiderAF
4 people are tracked at SpiderAF (4 in leadership).
| Name | Role | Group |
|---|---|---|
Satoko Ohtsuki | Founder & CEO | Leadership |
Akira Akaishi | VP of Product Development | Leadership |
Yu Sunada | CFO | Leadership |
Eurico Doirado | CTO | Leadership |
Complete people profiles for SpiderAF
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
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Timeline of SpiderAF
3 dated milestones of SpiderAF across 10 years, from founding to its latest funding, stage changes and deals.
- Founded SpiderAF is founded.
- Funding First funding round of $2.9M.
- Funding Latest funding round, Series B, of $5.0M.
Web traffic of SpiderAF
The website of SpiderAF (spideraf.com) receives about 96.7K visits a month and ranks #390,468 among all websites worldwide, #1,682 in Marketing and Advertising.
- Monthly visits96.7K
▲ 12.9% vs previous month
- Unique visitors31.7K
per month
- Global rank#390,468
among all websites
- Category rank#1,682
Business and Consumer Services · Marketing and Advertising
- Bounce rate39%
- Pages per visit2.9
- Average visit3 min 51 sec
- DevicesDesktop 50% · Mobile 50%
Websites whose visitors overlap most with SpiderAF. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
h-full.co.jp | h-full.co.jp | 100% | #2,189,664 | – | |
| x-log.ai | 99% | #4,972,780 | View details | ||
allis-co.com | allis-co.com | 98% | #1,024,300 | – | |
primenumbers.co.jp | primenumbers.co.jp | 98% | #836,555 | – | |
| integralads.com | 97% | 325K | #188,793 | View details | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 40 similar websites and full traffic analytics for SpiderAF
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- 40 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
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Related news about Spideraf
Complete news archive for SpiderAF
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Frequently Asked Questions about SpiderAF
SpiderAF was founded in 2011 and raised its 1st funding round 8 years after it was founded.
SpiderAF is headquartered in Minato, Japan. It is registered at Minato, Tokyo, Japan.
Satoko Ohtsuki is the CEO of SpiderAF, as recorded in our data. They have also founded this company.
SpiderAF is a funded company, having raised a total of $7.9M across 2 funding rounds to date. The company's 1st funding round was a Series A of $2.9M, raised on Nov 2019.
SpiderAF was founded in 2011 in Minato City, Japan, within the ad technology sector. Fraudulent clicks and conversions are identified and blocked by the platform, with ad spend protected accordingly. Bad leads are detected, and poor ad placements are blacklisted. Real-time insights into ad fraud impacts on campaigns are delivered to advertisers, supporting operational decisions in digital marketing.
SpiderAF has 7 investors. Key investors include Headline, Mitsubishi UFJ Capital, Darwin Venture Management, Satoshi Nakajima, and Nippon Venture Capital.