# OPTIMIND funding: rounds and investors

> OPTIMIND has raised $28M across 3 rounds since 2019. Investors include Global Brain Corporation, Spiral Capital and Mitsubishi Corporation.

Source: https://millionrounds.com/company/optimind (Millionrounds; every figure on the page links to its filing or article)

Japan · [Venture startup](https://millionrounds.com/companies)

# Who invested in *OPTIMIND*

3 rounds we have observed, with the 4 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Professional Services

Raised 10 months ago

Funding summary Updated 26 Oct 2026

**$28M** raised across 3 rounds since 2019, from 3 sources

- **Latest round:** Venture Jan 2026
- **Biggest round:** $28M Round · Jan 2019
- **Investors:** 4

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2019 2020 2021 2022 2023 2024 2025 2026

**$28M** Round

**?** Venture

**?** Venture

- **First round:** Round, $28M
- **Biggest round:** $28M
- **Usual gap between rounds:** 3.8 years

## The rounds

- **Jan 2026** Venture **Amount undisclosed** *3 returning* [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) [Spiral Capital](https://millionrounds.com/fund/spiral-capital) [Mitsubishi Corporation](https://millionrounds.com/fund/mitsubishi-corporation) Source recorded
- **Dec 2022** Venture **Amount undisclosed** *3 new* [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) [Spiral Capital](https://millionrounds.com/fund/spiral-capital) [Mitsubishi Corporation](https://millionrounds.com/fund/mitsubishi-corporation) Source recorded
- **Jan 2019** Round **$28M** *1 new* [Ardian](https://millionrounds.com/fund/ardian) Reported by FinSMEs

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Round** 2019 **Venture** 2022 **Venture** 2026 [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) [Spiral Capital](https://millionrounds.com/fund/spiral-capital) [Mitsubishi Corporation](https://millionrounds.com/fund/mitsubishi-corporation) [Ardian](https://millionrounds.com/fund/ardian)

## Everyone who backed them

[Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) VC firm **2** rounds

[Spiral Capital](https://millionrounds.com/fund/spiral-capital) VC firm **2** rounds

[Mitsubishi Corporation](https://millionrounds.com/fund/mitsubishi-corporation) VC firm **2** rounds

[Ardian](https://millionrounds.com/fund/ardian) Private equity **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=optimind).

## Quick answers about OPTIMIND

### Who invested in OPTIMIND?

OPTIMIND's investors include Global Brain Corporation, Spiral Capital, Mitsubishi Corporation and Ardian.

### How much has OPTIMIND raised?

OPTIMIND has raised $28M across 3 rounds since 2019. 2 rounds did not disclose an amount, so the total is a floor.

### When did OPTIMIND last raise?

OPTIMIND's most recent round was a Venture in Jan 2026.

### What was OPTIMIND's biggest round?

OPTIMIND's largest round on record is $28M (Undisclosed round), in Jan 2019.

### Who backed OPTIMIND first?

OPTIMIND's first round on record, in Jan 2019, was backed by Ardian.

### What stage is OPTIMIND at?

OPTIMIND's latest named round is a Venture, in Jan 2026.

### Where is OPTIMIND based?

OPTIMIND is based in Japan.

## Companies like OPTIMIND

In the same sector, and raised in the last eighteen months.

[**CFOne** $1.1M · Jun 2026](https://millionrounds.com/company/cfone)[**Imiron** $878K · Jun 2026](https://millionrounds.com/company/imiron)[**Pacific Meta** May 2026](https://millionrounds.com/company/pacific-meta)[**EduCare** $779K · Mar 2026](https://millionrounds.com/company/educare)[**LINK-US** $3.9M · Mar 2026](https://millionrounds.com/company/link-us)[**Yuimedi** Feb 2026](https://millionrounds.com/company/yuimedi)

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