# Hirotake Yajima

> Hirotake Yajima is a funding round investor at D.A.Consortium backing Social Media. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [D.A.Consortium](https://shizune.co/investors/profile/d-a-consortium)
- Location: Tokyo, Japan
- Total investments: 1
- Last investment: Oct 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/hirotake-yajima-41701819
- X (Twitter): https://twitter.com/hiro0309
- Website: https://x.com/hiro0309

Hirotake Yajima is a funding round investor at D.A.Consortium in Tokyo focused on Social Media and Content Creators. Hirotake Yajima DAC is the largest digital media representative in Japan, established in 1996 as a consortium of leading ad agencies and media companies, headed by HAKUHODO Inc. Yajima has served as a President & CEO of DAC, and has been contributing to growth and expanding of digital advertising market. He is also on the board of directors ofHakuhodo DY Media Partners Inc. and others. Born in Tokyo, Japan in 1961, graduated from Hitotsubashi University. Before being involved in establishment of DAC, he was engaged in research investigation and ad strategic planning in R&D department and marketing department in HAKUHODO Inc.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Social Media | 1 | 100% |
| Content Creators | 1 | 100% |
| Advertising Platforms | 1 | 100% |
| Social Media Marketing | 1 | 100% |
| Media and Entertainment | 1 | 100% |

6 industries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| BitStar | BitStar is the EnterTech company that accelerates the growth of video creators and content with our proprietary data and technology. |  |  | Oct 25, 2023 |  |

1 of 1 investments shown.

## Co-investors
- [Adlib Tech Ventures](https://shizune.co/investors/profile/adlib-tech-ventures) — VC Fund, 1 deal together
- [AG Capital](https://shizune.co/investors/profile/ag-capital) — VC Fund, 1 deal together
- [KDDI](https://shizune.co/investors/profile/kddi) — VC Fund, 1 deal together
- [Pegasus Tech Ventures](https://shizune.co/investors/profile/pegasus-tech-ventures) — VC Fund, 1 deal together
- [Persol venture partners](https://shizune.co/investors/profile/persol-venture-partners) — VC Fund, 1 deal together

## About D.A.Consortium

VC Fund · Shibuya, Japan

D.A.Consortium provides support for internet advertising, planning, consulting, and media business. The company was founded in1996 and is headquartered in Shibuya Ward, Tokyo.

3 contacts available at D.A.Consortium.

| Name | Title | Profile |
| --- | --- | --- |
| Hirotake Yajima | Founder,President & CEO | https://shizune.co/investors/profile/hirotake-yajima |
| Akihiko Tokuhisa | Senior Managing Director and Chief marketing Officer | https://shizune.co/investors/profile/akihiko-tokuhisa |
| Shimada Masaya | President & CEO | https://shizune.co/investors/profile/shimada-masaya |

## Similar investors

### Similar stage
- [Bpifrance](https://shizune.co/investors/profile/bpifrance) — VC Fund
- [SFC Capital](https://shizune.co/investors/profile/startup-funding-club) — VC Fund
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund

## FAQ

### What does Hirotake Yajima invest in?

Hirotake Yajima invests primarily in Social Media, Content Creators and Advertising Platforms startups, most often at Funding Round stage. Most of the 1 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Hirotake Yajima last invest?

The most recent investment recorded for Hirotake Yajima closed in Oct 2023. Shizune tracks 1 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### 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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