# Simplex Quantum funding: rounds and investors

> Simplex Quantum has raised $4.0M across 1 round since 2022. Investors include ITOCHU Technology Ventures. Every round with its source.

Source: https://millionrounds.com/company/simplex-quantum (Millionrounds; every figure on the page links to its filing or article)

Japan · [Series A startup](https://millionrounds.com/companies)

# Who invested in *Simplex Quantum*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AI

Funding summary Updated 26 Oct 2026

**$4.0M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $4.0M Dec 2022
- **Investors:** 1

See who backed them

## The rounds

- **Dec 2022** Series A **$4.0M** [ITOCHU Technology Ventures](https://millionrounds.com/fund/itochu-technology-ventures) Source recorded

## Everyone who backed them

[ITOCHU Technology Ventures](https://millionrounds.com/fund/itochu-technology-ventures) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=simplex-quantum).

## Quick answers about Simplex Quantum

### Who invested in Simplex Quantum?

Simplex Quantum's investors include ITOCHU Technology Ventures.

### How much has Simplex Quantum raised?

Simplex Quantum has raised $4.0M across 1 round since 2022.

### When did Simplex Quantum last raise?

Simplex Quantum's most recent round was a Series A of $4.0M in Dec 2022.

### What was Simplex Quantum's biggest round?

Its most recent round, $4.0M in Dec 2022, is also its largest on record.

### Who backed Simplex Quantum first?

Simplex Quantum's first round on record, in Dec 2022, was backed by ITOCHU Technology Ventures.

### What stage is Simplex Quantum at?

Simplex Quantum's latest named round is a Series A, in Dec 2022.

### Where is Simplex Quantum based?

Simplex Quantum is based in Japan.

## Companies like Simplex Quantum

In the same sector, and raised in the last eighteen months.

[**Kaminashi** $14M · Oct 2026](https://millionrounds.com/company/kaminashi)[**Mujin, Inc.** $224M · Oct 2026](https://millionrounds.com/company/mujin-inc)[**Flyle** $13M · Oct 2026](https://millionrounds.com/company/flyle)[**Farmnote** $12M · Oct 2026](https://millionrounds.com/company/farmnote)[**PeopleX** $39M · Sept 2026](https://millionrounds.com/company/peoplex)[**AIONA** $1.2M · Sept 2026](https://millionrounds.com/company/aiona)

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