# Mizuho Capital: portfolio, investments and team

> Mizuho Capital is a vc firm based in Japan. 392 investments on record, 92 in the last 12 months, latest Oct 2026. Portfolio, stages, co-investors and team.

Source: https://millionrounds.com/fund/mizuho-capital (Millionrounds; every figure on the page links to its filing or article)

Japan · [Investor](https://millionrounds.com/investors)

# Mizuho Capital

Last cheque observed Oct 2026; 392 cheques on record.

Deploying now VC firm

Seed Series A Artificial Intelligence Information Technology

Deploying now

**95%** of best year **92** **cheques in 12 months**, 392 on record

Since the last cheque **19** days **00** hrs **00** min **00** sec

Median round **$6.5M** Rounds led **1 of 392** Sole investor **17 rounds** Mostly in **Japan, 98%**

Pitch Mizuho Capital

## Mizuho Capital highlights

- 01 92 cheques in the last 12 months
- 02 Mostly Venture and Series A: 60% of its rounds
- 03 Sole investor in 17 rounds, median $1.4M

## What they do

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** Not stated
- **Stages:** Seed Series A
- **Sectors:** Artificial Intelligence Information Technology
- **Based in:** Otemachi Tower, Japan
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **392 appearances**

- **2026** 75 rounds
- **Oct** **[Flyle](https://millionrounds.com/company/flyle)** Series A · JP · The Bridge **$12M** With 8 others
- **Sept** **[Power Laser](https://millionrounds.com/company/power-laser)** Series A · JP **$7.5M** With 4 others
- **Sept** **[AIONA](https://millionrounds.com/company/aiona)** Seed · JP **$881K** With 2 others
- **Sept** **[Linea Innovations](https://millionrounds.com/company/linea-innovations)** Grant · JP **$12M** With 3 others
- **Sept** **[OptQC](https://millionrounds.com/company/optqc)** Grant · JP **$44M** With 4 others
- **Sept** **[Yoom](https://millionrounds.com/company/yoom)** Seed · JP **$4.5M** With 2 others
- **Sept** **[Aeterlink](https://millionrounds.com/company/aeterlink)** Venture · JP **$12M** With 4 others
- **Sept** **[HEARTBEATS](https://millionrounds.com/company/heartbeats)** Series C · JP **$15M** With 3 others
- **Sept** **[Paytner](https://millionrounds.com/company/paytner)** Series D · JP **$14M** With 4 others
- **Sept** **[EX-Fusion](https://millionrounds.com/company/ex-fusion)** Grant · JP **$2.6M** With 4 others
- **Sept** **[Metagen Therapeutics](https://millionrounds.com/company/metagen-therapeutics)** Venture · JP **$7.7M** With 3 others
- **Sept** **[Helical Fusion](https://millionrounds.com/company/helical-fusion)** Grant · JP **$17M** With 4 others
- **Aug** **[Robot Start](https://millionrounds.com/company/robot-start)** Venture · JP **Undisclosed** With 1 other
- **Aug** **[ATOMica](https://millionrounds.com/company/atomica)** Venture · JP **$3.6M** With 3 others
- **Jul** **[Mozu](https://millionrounds.com/company/mozu)** Series B · JP **$8.0M** With 2 others
- **Jul** **[bestat](https://millionrounds.com/company/bestat)** Series A · JP **$19M** With 1 other
- **Jul** **[Nudge](https://millionrounds.com/company/nudge)** Venture · US **$9.1M** With 5 others
- **Jul** **[JIZAIE](https://millionrounds.com/company/jizaie)** Venture · JP **$2.5M** With 3 others
- **Jul** **[iYell](https://millionrounds.com/company/iyell)** Series F · JP **$6.3M** With 2 others
- **Jul** **[Turing](https://millionrounds.com/company/turing)** Series A · JP **$43M** With 3 others
- **Jun** **[JiMED](https://millionrounds.com/company/jimed)** Venture · JP **$2.0M** With 2 others
- **Jun** **[Triorb](https://millionrounds.com/company/triorb)** Series B · JP **$14M** With 3 others
- **Jun** **[Nealle](https://millionrounds.com/company/nealle)** Debt · JP **$21M** With 4 others
- **Jun** **[Welmo](https://millionrounds.com/company/welmo)** Venture · JP **$4.2M** With 2 others
- **Jun** **[Neusignal Therapeutics](https://millionrounds.com/company/neusignal-therapeutics)** Series B · JP **$33M** With 3 others
- **Jun** **[NEXT NEW WORLD](https://millionrounds.com/company/next-new-world)** Series A · JP **$1.5M** With 2 others
- **May** **[Instalimb](https://millionrounds.com/company/instalimb)** Venture · JP **Undisclosed** With 4 others
- **May** **[Astroscale](https://millionrounds.com/company/astroscale)** JP **$5.0M** With 4 others
- **May** **[Solaris](https://millionrounds.com/company/solaris)** Venture · JP **$3.1M** With 1 other
- **May** **[OpenHeart](https://millionrounds.com/company/openheart)** Seed · JP **$1.4M** With 2 others
- **May** **[Funds](https://millionrounds.com/company/funds)** Series E · JP **$19M** With 3 others
- **May** **[IVRy](https://millionrounds.com/company/ivry)** Debt · JP **$28M** With 4 others
- **May** **[Spectee](https://millionrounds.com/company/spectee)** Series E · JP **$1.3M** With 3 others
- **May** **[Pixie Dust Technologies](https://millionrounds.com/company/pixie-dust-technologies)** Series D · JP **$21M** With 4 others
- **May** **[FiT](https://millionrounds.com/company/fit)** Debt · JP **$19M** With 4 others
- **May** **[GenerativeX](https://millionrounds.com/company/generativex)** Series A · JP **$4.1M** With 4 others
- **Apr** **[Address](https://millionrounds.com/company/address)** Venture · JP **Undisclosed** With 3 others
- **Apr** **[Magic Shields](https://millionrounds.com/company/magic-shields)** Series B · JP **$6.5M** With 3 others
- **Apr** **[Grafenary](https://millionrounds.com/company/grafenary)** Seed · JP **$1.5M** With 4 others
- **Apr** **[New Space Intelligence](https://millionrounds.com/company/new-space-intelligence)** Series A · JP **$2.7M** With 1 other

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

## The team

We hold **1** person at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

## What the register says

From the firm's own filings with the SEC, which it must file accurately by law

**3+** funds on file numbered funds in its name

## The cheque

Seed Series A

Median round joined **$6.5M** the round, not its cheque Alone, median **$1.4M**

Led 1 of 392 rounds **0%**

- **Sole investor:** 17 rounds
- **Last cheque:** Oct 2026

Rounds by stage said on their site

- Venture *150*
- Series A said *62*
- Series B *56*
- Seed said *31*
- Series C *30*
- Debt *23*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Mitsubishi UFJ Capital](https://millionrounds.com/fund/mitsubishi-ufj-capital-co-ltd) 139
- [SMBC Venture Capital](https://millionrounds.com/fund/smbc-venture-capital-2) 138
- [SBI Investment](https://millionrounds.com/fund/sbi-investment) 51
- [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) 46
- [Mizuho Corporate Bank](https://millionrounds.com/fund/mizuho-corporate-bank) 44
- [Nissay Capital](https://millionrounds.com/fund/nissay-capital) 34

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## Who they invest alongside

The investors most often in the same rounds as Mizuho Capital. A count of rooms they were both in, not a relationship either has claimed.

[**Mitsubishi UFJ Capital** VC firm **139** rounds together](https://millionrounds.com/fund/mitsubishi-ufj-capital-co-ltd)[**SMBC Venture Capital** Investment bank **138** rounds together](https://millionrounds.com/fund/smbc-venture-capital-2)[**SBI Investment** VC firm **51** rounds together](https://millionrounds.com/fund/sbi-investment)[**Global Brain Corporation** VC firm **46** rounds together](https://millionrounds.com/fund/global-brain-corporation)[**Mizuho Corporate Bank** VC firm **44** rounds together](https://millionrounds.com/fund/mizuho-corporate-bank)[**Nissay Capital** VC firm **34** rounds together](https://millionrounds.com/fund/nissay-capital)[**Japan Finance Corporation** Investment firm **32** rounds together](https://millionrounds.com/fund/japan-finance-corporation)[**JIC Venture Growth Investments** VC firm **23** rounds together](https://millionrounds.com/fund/jic-venture-growth-investments)[**IVC** VC firm **22** rounds together](https://millionrounds.com/fund/ivc)[**MUFG Bank** Investment firm **22** rounds together](https://millionrounds.com/fund/mufg-bank)[**NTT DOCOMO Ventures** Accelerator **22** rounds together](https://millionrounds.com/fund/ntt-docomo-ventures)[**Genesia Ventures** VC firm **19** rounds together](https://millionrounds.com/fund/genesia-ventures)

## Recently backed

The latest companies Mizuho Capital put money into.

[**Flyle** $12M · Oct 2026](https://millionrounds.com/company/flyle)[**Power Laser** $7.5M · Sept 2026](https://millionrounds.com/company/power-laser)[**AIONA** $881K · Sept 2026](https://millionrounds.com/company/aiona)[**Yoom** $4.5M · Sept 2026](https://millionrounds.com/company/yoom)[**Aeterlink** $12M · Sept 2026](https://millionrounds.com/company/aeterlink)[**Helical Fusion** $17M · Sept 2026](https://millionrounds.com/company/helical-fusion)

## Quick answers about Mizuho Capital

### What does Mizuho Capital invest in?

Mizuho Capital invests most often at Venture and Series A (60% of the rounds on record), in sectors such as Artificial Intelligence and Information Technology.

### How active is Mizuho Capital?

392 investments on record, 92 of them in the last 12 months, and it led 1. The most recent was in Oct 2026.

### What has Mizuho Capital invested in recently?

Its most recent investments on record: Flyle (Series A, Oct 2026), Power Laser (Series A, Sept 2026) and AIONA (Seed, Sept 2026).

### How big are Mizuho Capital's cheques?

The median round it joins is $6.5M.

### Does Mizuho Capital lead rounds?

Sometimes: it led 1 of its 392 investments on record (0%).

### Where does Mizuho Capital invest?

Most of the companies it backs are in Japan (98%).

### Is Mizuho Capital investing now?

Yes: it is actively investing, with 92 investments in the last 12 months.

### Who does Mizuho Capital invest alongside?

Most often Mitsubishi UFJ Capital (139 rounds together), SMBC Venture Capital (138 rounds together) and SBI Investment (51 rounds together).

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Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=mizuho-capital) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=mizuho-capital)