# Cyber Communications

> Cyber Communications is a VC fund in Tokyo backing Advertising and Video. See 4 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 4
- Last investment: Mar 2013
- Lead investor: 0%
- Last updated: Aug 2026

Cyber Communications is a VC fund in Tokyo focused on Advertising and Video. Cyber Communications is the largest Media Rep in Japan, and the digital media wing of the Dentsu Group.

## Contacts

5 contacts available for Cyber Communications. Shizune tracks 8 team members at Cyber Communications. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/cyber-communications?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Advertising | 3 | 75% |
| Video | 2 | 50% |
| Internet | 2 | 50% |
| Enterprise Software | 2 | 50% |
| Consulting | 1 | 25% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 25% |
| Series D | 1 | 25% |
| Series E | 1 | 25% |
| Funding Round | 1 | 25% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 2 | 50% |
| United States | 2 | 50% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Chiaki Kobayashi | Vice President and CSO Director | 0 | — |
| Keiichi Yamashita | Director | 0 | — |
| Masaru Sakurai | Director | 0 | — |
| Mutsumu Imaizumi | Director | 0 | — |
| Nobuyuki Tohya | Director | 0 | — |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Fringe81 | Fringe81 is a Tokyo-based company engaged in internet-related business. Fringe81 operates in internet advertisement and human resources technology. Fringe's advertisement business comprise three services. The advertising agency service is involved in the sale of internet advertisements. The media growth service provides support for smartphonemedia to monetize via advertisement. The solution service provides software to help advertisers efficiently plan and execute advertisements. Fringe also operates in the human resources technology space with a product named Unipos to help build a culture of recognition and reward employees through peer bonus. | $34M |  | Mar 29, 2013 |  |
| OpenX | OpenX powers highly relevant advertising at global scale, delivering quality and value to brands, publishers and consumers across every type of connected screen and ad format. The company’s leading technology aggregates, curates and values consumer interest in real time on one of the world’s largest and highest quality ad exchanges to ensuremarketers reach exactly the audience they want. OpenX serves more than 30,000 of the world’s most recognized brands, more than 1,200 websites and more than 2,000 premium mobile apps. | $25M | Series E | Jan 17, 2013 |  |
| Brightcove K.K. | Brightcove K.K. is the Japanese subsidiary of Brightcove. It was set up to create a Web video streaming and distribution services for Japanese customers. | $4.9M | Series A | May 22, 2008 |  |
| Brightcove | Since 2004, Brightcove has been helping customers discover and experience the incredible power of video through its award-winning technology, empowering organizations in more than 70 countries across the globe to touch audiences in bold and innovative ways. Brightcove achieves this by developing technologies once thought impossible, providingcustomer support without parallel or excuses, and leveraging the expertise and resources of global infrastructure. Video is the world’s most compelling, exciting medium. Brightcove is Video That Means Business.™ | $4.9M | Series D | May 01, 2008 |  |

4 of 4 investments shown.

## Co-investors
- [Dentsu](https://shizune.co/investors/profile/dentsu) — VC Fund, 2 deals together
- J-Stream — VC Fund, 2 deals together
- [TransCosmos](https://shizune.co/investors/profile/transcosmos) — VC Fund, 2 deals together
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund, 1 deal together
- [Breyer Capital](https://shizune.co/investors/profile/breyer-capital) — VC Fund, 1 deal together
- [Index Ventures](https://shizune.co/investors/profile/index-ventures) — VC Fund, 1 deal together

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Cyber Communications invest in?

Cyber Communications invests primarily in Advertising, Video and Internet startups, most often at Series A and Series D stage. Most of the 4 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Cyber Communications?

For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at Cyber Communications?

The team at Cyber Communications includes Chiaki Kobayashi (Vice President and CSO Director), Keiichi Yamashita (Director) and Masaru Sakurai (Director), among 8 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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