Japan · 
Who invested in Blackbox?
Blackbox's investors include Korea Tech Incubator Program For Startup, Nissay Capital, ANOBAKA and Bluepoint Partners.
2026
$342KGrant$522KSeed
Japan · Seed startup
Who invested in Blackbox
Funding summaryUpdated 26 Oct 2026
$864Kraised across 2 rounds since 2025, from 2 sources
$342KGrant$522KSeed
- Latest round
- Seed, $522KMay 2025
- Step-upi
- 1.5×
- 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
- Grant, $342K Feb 2025
- Biggest round
- $522K Seed · May 2025
- Between rounds
- 3 months from the last two
The rounds
- May 2025
- Feb 2025
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
Nissay CapitalVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Blackbox
How much has Blackbox raised?
Blackbox has raised $864K across 2 rounds since 2025.
When did Blackbox last raise?
Blackbox's most recent round was a Seed of $522K in May 2025.
What was Blackbox's biggest round?
Its most recent round, $522K in May 2025, is also its largest on record.
Who backed Blackbox first?
Blackbox's first round on record, in Feb 2025, was backed by Korea Tech Incubator Program For Startup and Bluepoint Partners.
What stage is Blackbox at?
Blackbox's latest named round is a Seed, in May 2025.
Where is Blackbox based?
Blackbox is based in Japan.
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