Mobile Internet Capital
VC Fund
Tokyo, Japan
Mobile Internet Capital is a VC fund in Tokyo focused on Software and Information Technology. Mobile Internet Capital (MIC) keeps up on the latest developments of Mobile Internet technologies and services at a high level, and continues to be a venture capital with both technical expertise and execution capability.
- Total investments:
- 127
- Last investment:
- Lead investor:
- 24%
- Fund size:
- $99M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Mobile Internet Capital invests in
Stages Mobile Internet Capital invests in
Countries Mobile Internet Capital invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 9 contacts → | |||
Round size
- Series A
- $893k–$50M
- Venture - Series Unknown
- $547k–$3.4M
Investment Focus
Industry
- Software 19 (15%)
- Information Technology 13 (10%)
- Mobile 12 (9%)
- Internet 12 (9%)
- E-Commerce 8 (6%)
Stage
- Funding Round 32 (25%)
- Series A 21 (17%)
- Venture - Series Unknown 21 (17%)
- Seed 20 (16%)
- Series B 11 (9%)
Country
- Japan 79 (62%)
- United States 15 (12%)
- China 1 (1%)
- Israel 1 (1%)
- Germany 1 (1%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
|
Arata Motoki
Principal
|
Principal | Total investments: 6 | Find email | |
Keiji Niizu
Associate
|
Associate | Total investments: 0 | Find email | |
Keiji Niizu
Associate
|
Associate | Total investments: 0 | Find email | |
|
Miki Katsumata
President & CEO
|
President & CEO | Total investments: 5 | Find email | |
|
Satoru Oana
Director
|
Director | Total investments: 0 | Find email | |
| See all 9 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Bridgesmile operates an on-site installation and replacement service platform. | $51.9M / Series A / Sep 28, 2026 | ||
| Trash Technologies is an AI-powered sustainability company focusing on sourcing recycled materials with cost-offsetting benefits. | Venture - Series Unknown / Aug 20, 2026 | ||
| OptQC commercializes cutting-edge optical quantum computing technologies developed by the Furusawa-Endo Laboratory. Because optical quantum computers are more scalable than superconducting and other quantum computing implementations, OptQC's optical quantum computers should reach this scale. They also have benefits like faster processing andreduced power consumption, which makes optical quantum computers a possible long-term pinnacle of quantum technology. | $44.4M / Series A / Aug 03, 2026 | ||
| Graphenary creates unique graphene optical devices using graphene materials with a variety of remarkable features. | $1.5M / Seed / Apr 27, 2026 | ||
| NanoFrontier continues to market technologies that are widely available and incredibly inexpensive. | Seed / Nov 10, 2025 | ||
| SecureNavi offers automation tools for the information security management system. It reduces conventional analogue operations using excel and word. For inquiries, telephone numbers and physical addresses are available on their website. | $7.8M / Series B / Nov 06, 2025 | ||
| StartPass is an IT firm that provides startups with a cloud-based management acceleration platform to solve problems. | $1.4M / Seed / Nov 05, 2025 | ||
| Godot's mission is to “inspire personal and societal growth through human augmentation”. As part of this mission, we are developing a Behavior Intelligence Platform (BIP) that helps enterprises improve UX, CX, and EX by visualizing human behavior principles and making it easy for anyone to implement insights from behavioral science. Thisplatform leverages evidence from behavioral sciences and advanced AI technologies. Our technology has already proven successful in health insurance industries, resulting in significant improvements in customer retention and satisfaction. Our team comprises experts in AI, behavioral science, and industry-specific applications, bringing a wealth of experience and knowledge to our solutions. Together, we are committed to creating a society where everyone can enjoy a healthy and fulfilling life, true to themselves, with the support of Godot's innovative technologies. | $7.6M / Series A / May 30, 2025 | ||
| Amptalk is a software development firm specializing in operating automatic transcription and analysis of online business negotiations. | $6.6M / Series A / Dec 04, 2024 | ||
| KAKEAI, an AIcloud system that improves the status of member management in the middle management layer as its main business. | $2.9M / Series B / Sep 20, 2024 | ||
| See all 127 investments → | |||
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FAQ
What does Mobile Internet Capital invest in?
Mobile Internet Capital invests primarily in Software, Information Technology and Mobile startups, most often at Funding Round and Series A stage. Most of the 127 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Mobile Internet Capital's check size?
Mobile Internet Capital typically joins rounds of $893k–$50M at Series A and $547k–$3.4M at Venture - Series Unknown. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Mobile Internet Capital participates in.
How do I contact Mobile Internet Capital?
Public channels for Mobile Internet Capital 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 Mobile Internet Capital?
The team at Mobile Internet Capital includes Arata Motoki (Principal), Keiji Niizu (Associate) and Keiji Niizu (Associate), among 9 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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