Japan · 
Who invested in OPTIMIND?
OPTIMIND's investors include Global Brain Corporation, Spiral Capital, Mitsubishi Corporation and Ardian.
20192020202120222023202420252026
$28MRound?Venture?VentureJapan · Venture startup
Who invested in OPTIMIND
Funding summaryUpdated 26 Oct 2026
$28Mraised across 3 rounds since 2019, from 3 sources
- Latest round
- VentureJan 2026
- Biggest round
- $28MRound · Jan 2019
- Investors
- 4
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Round, $28M Jan 2019
- Biggest round
- $28M Round · Jan 2019
- Usual gap between rounds
- 3.8 years the median of 2
The rounds
- Jan 2026VentureAmount undisclosed3 returning
Source recorded
- Dec 2022VentureAmount undisclosed3 new
Source recorded
- Jan 2019
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.
Everyone who backed them
Mitsubishi CorporationVC firm2rounds
Missing a round, or an investor who was in one? Tell us.
Quick answers about OPTIMIND
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.
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