Who invested in Social Interior

2 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.

Consumer Goods

Raised 11 months ago

Funding summaryUpdated 26 Oct 2026

$18Mraised across 2 rounds since 2024, from 2 sources

$17MSeries D$1.9MDebt

Latest round: Debt, $1.9MDec 2025
Biggest round: $17MSeries D · Jan 2024
Investors: 6

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.

20242025

$17MSeries D$1.9MDebt

First round: Series D, $17M
Biggest round: $17M
Between rounds: 23 months

The rounds

Dec 2025
Debt$1.9M1 new4 returning
Source recorded
Jan 2024
Series D$17M5 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 D2024Debt2025

Mitsubishi UFJ Capital

Global Brain Corporation

SMBC Venture Capital

Mizuho CapitalCyberAgent CapitalJIC Venture Growth Investments

Everyone who backed them

Mitsubishi UFJ CapitalVC firm2rounds

Global Brain CorporationVC firm2rounds

SMBC Venture CapitalInvestment bank2rounds

Mizuho CapitalVC firm2rounds

CyberAgent CapitalVC firm1round

JIC Venture Growth InvestmentsVC firm1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Social Interior

Who invested in Social Interior?

Social Interior's investors include Mitsubishi UFJ Capital, Global Brain Corporation, SMBC Venture Capital, Mizuho Capital and CyberAgent Capital, and 1 more on record.

How much has Social Interior raised?

Social Interior has raised $18M across 2 rounds since 2024.

When did Social Interior last raise?

Social Interior's most recent round was a Debt of $1.9M in Dec 2025.

What was Social Interior's biggest round?

Social Interior's largest round on record is $17M (Series D), in Jan 2024.

Who backed Social Interior first?

Social Interior's first round on record, in Jan 2024, was backed by Mitsubishi UFJ Capital, Global Brain Corporation and SMBC Venture Capital and 2 others.