Japan · 
Who invested in Open8?
Open8's investors include World Innovation Lab Wil, Japan Finance Corporation, JAFCO, Globis Capital Partners and JAFCO Japan, and 4 more on record.
201620172018201920202021
$6.6MSeed$13MRound$29MSeries CJapan · Series C startup
Who invested in Open8
3 rounds we have observed, with the 9 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.
Funding summaryUpdated 26 Oct 2026
$48Mraised across 3 rounds since 2015, from 3 sources
$6.6MSeed$13MRound$29MSeries C
- Latest round
- Series C, $29MJan 2021
- Step-upi
- 2.2×
- Investors
- 9
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $6.6M Oct 2015
- Biggest round
- $29M Series C · Jan 2021
- Usual gap between rounds
- 2.9 years the median of 2
The rounds
- Jan 2021Series C$29M3 new1 returning
Source recorded
- Sept 2018
- Oct 2015
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.
Seed2015Round2018Series C2021
World Innovation Lab Wil
Japan Finance Corporation
JAFCO
Globis Capital PartnersJAFCO Japan
IstyleTBS Innovation Partners
Excite JapanMirai Sousei Fund
World Innovation Lab WilJapan Finance CorporationJAFCOGlobis Capital PartnersJAFCO JapanIstyleTBS Innovation PartnersExcite JapanMirai Sousei FundEveryone who backed them
JAFCO JapanVC firm1round
TBS Innovation PartnersVC firm1round
Mirai Sousei Fundno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Open8 as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Open8
How much has Open8 raised?
Open8 has raised $48M across 3 rounds since 2015.
When did Open8 last raise?
Open8's most recent round was a Series C of $29M in Jan 2021.
What was Open8's biggest round?
Its most recent round, $29M in Jan 2021, is also its largest on record.
Who backed Open8 first?
Open8's first round on record, in Oct 2015, was backed by JAFCO Japan, Istyle and TBS Innovation Partners and 1 others.
What stage is Open8 at?
Open8's latest named round is a Series C, in Jan 2021.
Where is Open8 based?
Open8 is based in Japan.
Companies like Open8
In the same sector, and raised in the last eighteen months.
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