Japan · 
Who invested in HEARTBEATS?
HEARTBEATS's investors include SMBC Venture Capital, Mizuho Capital, ANOBAKA, World Innovation Lab Wil and Samurai Incubate, and 1 more on record.
20222023202420252026
$2.4MSeries A$15MSeries C?DebtJapan · Funded startup
Who invested in HEARTBEATS
3 rounds we have observed, with the 6 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.
Raised this month
Funding summaryUpdated 26 Oct 2026
$17Mraised across 3 rounds since 2021, from 3 sources
$2.4MSeries A$15MSeries C
- Latest round
- DebtOct 2026
- Biggest round
- $15MSeries C · Sept 2026
- Investors
- 6
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $2.4M Dec 2021
- Biggest round
- $15M Series C · Sept 2026
- Usual gap between rounds
- 4.8 years the median of 2
The rounds
- Oct 2026
- Sept 2026Series C$15M4 returning
Source recorded
- Dec 2021Series A$2.4M5 new
Source recorded
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.
Series A2021Series C2026Debt2026
SMBC Venture Capital
Mizuho Capital
ANOBAKA
World Innovation Lab Wil
Samurai IncubateUFJ
SMBC Venture CapitalMizuho CapitalANOBAKAWorld Innovation Lab WilSamurai IncubateUFJEveryone who backed them
UFJVC firm1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists HEARTBEATS 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 HEARTBEATS
How much has HEARTBEATS raised?
HEARTBEATS has raised $17M across 3 rounds since 2021. One round did not disclose an amount, so the total is a floor.
When did HEARTBEATS last raise?
HEARTBEATS's most recent round was a Debt in Oct 2026.
What was HEARTBEATS's biggest round?
HEARTBEATS's largest round on record is $15M (Series C), in Sept 2026.
Who backed HEARTBEATS first?
HEARTBEATS's first round on record, in Dec 2021, was backed by SMBC Venture Capital, Mizuho Capital and ANOBAKA and 2 others.
What stage is HEARTBEATS at?
HEARTBEATS's latest named round is a Debt, in Oct 2026.
Where is HEARTBEATS based?
HEARTBEATS is based in Japan.
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