mixi
VC Fund
Tokyo, Japan
Mixi is a Japanese social networking service that allows users to connect with their friends in a convenient way.It enables users to send and receive messages, write in a diary, read and comment on others' diaries, organize and join communities, and invite their friends.
- Total investments:
- 42
- Last investment:
- Lead investor:
- 17%
- Fund size:
- $50M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries mixi invests in
Stages mixi invests in
Countries mixi invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 11 contacts → | |||
Round size
- Seed
- $279k–$11M
- Series A
- $970k–$51M
- Venture - Series Unknown
- $2M–$15M
Investment Focus
Industry
- Apps 6 (14%)
- Information Technology 6 (14%)
- Media and Entertainment 6 (14%)
- Music 5 (12%)
- Content 5 (12%)
Stage
- Series A 9 (21%)
- Seed 7 (17%)
- Venture - Series Unknown 7 (17%)
- Series B 6 (14%)
- Corporate Round 3 (7%)
Country
- Japan 25 (60%)
- United States 5 (12%)
- India 2 (5%)
- Singapore 1 (2%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Akinori Harada
Director
|
Director | Total investments: 6 | Find email | |
|
Hiroyuki Osawa
Executive Officers CFO
|
Executive Officers CFO | Total investments: 0 | Find email | |
Hiroyuki Wakamatsu
Outside Audit & Supervisory Board Member
|
Outside Audit & Supervisory Board Member | Total investments: 0 | Find email | |
|
Keitaro Sato
President and CEO
|
President and CEO | Total investments: 0 | Find email | |
Kenji Kasahara
Chairman of the Board and Executive Officer
|
Chairman of the Board and Executive Officer | Total investments: 15 | Find email | |
| See all 11 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Final Aim has been driving the global adoption of blockchain and smart contracts technologies in industrial design and manufacturing. In November 2021, the company announced the beta version of its blockchain platform, “Final Chain.” In April 2022, the company established its headquarters in the United States. In September of the same year, FinalAim was accepted into “Berkeley SkyDeck,” a world-renowned Silicon Valley startup accelerator. In February 2023, it was also chosen as “The Most Likely to Become the Next Unicorn” within the Berkely SkyDeck program. In June 2023, the company won the “Japan-US Innovation Awards – Innovation Showcase,” a co-program by the Japan Society of Northern California and the Stanford University US-Asia Technology Management Center. | Seed / Jun 16, 2026 | ||
| LightFury Games is a gaming studio focused to creating immersive experiences with unique narrative and gameplay. | $11M / Seed / Apr 23, 2026 | ||
| THINGMEDIA is a video startup specializing in video production for corporate ads, branded movies, and digital content. The company operates two main businesses: a video production arm strong in game clients and digital products, and a studio business focused on planning, producing, and distributing IP content like short dramas. | $1.3M / Series A / Dec 18, 2025 | ||
| Gameramp provides funding and support tools,and help games and consumer apps scale quickly. | $5.4M / Pre-Seed / Aug 05, 2025 | ||
| Million Production is a VTuber agency. It creates new entertainment for the next generation through the creation of IP (intellectual property such as characters) and the development of diversified content. | $1.2M / Seed / Jun 13, 2025 | ||
| Aplaca.Lab is a driver substitution platform that provides an unprecedented new driving experience. They released a driving agency application for providing comfortable driving experiences. It enables driving agencies to optimize their resources and clients' safety, prevent accidents, and receive assistance in areas with limited transportationoptions. | $2M / Venture - Series Unknown / Nov 28, 2024 | ||
| Plott producing youtube animation platform under Vision “Become a Content holder from YouTube”. In August 2019, the company name was changed from Fabo to Plott. Plott, the new company name, is derived from the plot that you make before writing novels, etc., and the idea that “I want to make content all the time” is put in the company name. | $6.4M / Series B / Nov 14, 2024 | ||
| UniFa is the developer of LookMee, an AI and IoT-powered healthcare solution for tracking kindergarteners' physical and mental growth. The system consists of LookMee Nap Check, an IoT sensor that aims to secure a baby's naptime; LookMee thermometer, which measures and monitors the baby's body temperature; and LookMee Photo, acommunication and photo-sharing service that collects data from children at kindergarten to give parents a better idea of their child's well-being | $3.5M / Series E / Aug 27, 2024 | ||
| Meson Tokyo provides Games, Entertainment, AR, software, game basic technology, application development, VR & AR. | Seed / Jun 05, 2024 | ||
| Clepseadra is a software company that creates sound and realistic audio files for personal and commercial uses. | $970.1K / Series A / Apr 19, 2024 | ||
| See all 42 investments → | |||
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FAQ
What does mixi invest in?
mixi invests primarily in Apps, Information Technology and Media and Entertainment startups, most often at Series A and Seed stage. Most of the 42 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does mixi invest in?
mixi typically joins rounds of $279k–$11M at Seed, $970k–$51M at Series A and $2M–$15M at Venture - Series Unknown. These are whole funding-round sizes, not mixi's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds mixi took part in.
How do I contact mixi?
Public channels for mixi include LinkedIn, X (Twitter) and the website linked on this profile. 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 mixi?
The team at mixi includes Akinori Harada (Director), Hiroyuki Osawa (Executive Officers CFO) and Hiroyuki Wakamatsu (Outside Audit & Supervisory Board Member), among 11 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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