# 1SEC funding: rounds and investors

> 1SEC has raised $3.4M across 1 round since 2024. Investors include East Ventures and Mizuho Corporate Bank. Every round with its source.

Source: https://millionrounds.com/company/1sec (Millionrounds; every figure on the page links to its filing or article)

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

# Who invested in *1SEC*

One round we have observed, with the 2 investors 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

**$3.4M** raised across 1 round since 2024, from 1 source

- **Latest round:** Venture, $3.4M Feb 2024
- **Investors:** 2

See who backed them

## The rounds

- **Feb 2024** Venture **$3.4M** [East Ventures](https://millionrounds.com/fund/east-ventures) [Mizuho Corporate Bank](https://millionrounds.com/fund/mizuho-corporate-bank) Source recorded

## Everyone who backed them

[East Ventures](https://millionrounds.com/fund/east-ventures) VC firm **1** round

[Mizuho Corporate Bank](https://millionrounds.com/fund/mizuho-corporate-bank) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=1sec).

## Quick answers about 1SEC

### Who invested in 1SEC?

1SEC's investors include East Ventures and Mizuho Corporate Bank.

### How much has 1SEC raised?

1SEC has raised $3.4M across 1 round since 2024.

### When did 1SEC last raise?

1SEC's most recent round was a Venture of $3.4M in Feb 2024.

### What was 1SEC's biggest round?

Its most recent round, $3.4M in Feb 2024, is also its largest on record.

### Who backed 1SEC first?

1SEC's first round on record, in Feb 2024, was backed by East Ventures and Mizuho Corporate Bank.

### What stage is 1SEC at?

1SEC's latest named round is a Venture, in Feb 2024.

### Where is 1SEC based?

1SEC is based in Japan.

## Companies like 1SEC

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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