# Siiibo funding: rounds and investors

> Siiibo has raised across 1 round since 2025. Investors include East Ventures, DNX Ventures and Chiba Dojo. Every round with its source.

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

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

# Who invested in *Siiibo*

One round we have observed, with the 4 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.

Asset Management

Funding summary Updated 26 Oct 2026

**Undisclosed** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture Apr 2025
- **Investors:** 4

See who backed them

## The rounds

- **Apr 2025** Venture **Amount undisclosed** [East Ventures](https://millionrounds.com/fund/east-ventures) [DNX Ventures](https://millionrounds.com/fund/dnx-ventures-us) [Chiba Dojo](https://millionrounds.com/fund/chiba-dojo) [Aozora Corporate Investment](https://millionrounds.com/fund/aozora-corporate-investment) Source recorded

## Everyone who backed them

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

[DNX Ventures](https://millionrounds.com/fund/dnx-ventures-us) VC firm **1** round

[Chiba Dojo](https://millionrounds.com/fund/chiba-dojo) Investment firm **1** round

[Aozora Corporate Investment](https://millionrounds.com/fund/aozora-corporate-investment) Private equity **1** round

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

## Also claim to have backed them

These 4 firms list Siiibo as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Angel Bridge](https://millionrounds.com/fund/angel-bridge) Angel network Per its own site

[15th Rock](https://millionrounds.com/fund/15th-rock) VC firm Per its own site

[HOXIN](https://millionrounds.com/fund/hoxin) VC firm Per its own site

[Relic](https://millionrounds.com/fund/relic) Company Per its own site

## Quick answers about Siiibo

### Who invested in Siiibo?

Siiibo's investors include East Ventures, DNX Ventures, Chiba Dojo and Aozora Corporate Investment.

### How much has Siiibo raised?

Siiibo has raised 1 round since 2025, none with a disclosed amount.

### When did Siiibo last raise?

Siiibo's most recent round was a Venture in Apr 2025.

### Who backed Siiibo first?

Siiibo's first round on record, in Apr 2025, was backed by East Ventures, DNX Ventures and Chiba Dojo and 1 others.

### What stage is Siiibo at?

Siiibo's latest named round is a Venture, in Apr 2025.

### Where is Siiibo based?

Siiibo is based in Japan.

## Companies like Siiibo

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

[**Olta** $18M · Aug 2026](https://millionrounds.com/company/olta)[**GA Technologies Japan** $11M · Mar 2026](https://millionrounds.com/company/ga-technologies-japan)[**Levechy** $5.8M · Aug 2025](https://millionrounds.com/company/levechy)[**Meanwhile** $120M · Oct 2026](https://millionrounds.com/company/meanwhile)[**PlannerPal** $6.0M · Oct 2026](https://millionrounds.com/company/plannerpal)[**MidOcean Energy** $5.4B · Oct 2026](https://millionrounds.com/company/midocean-energy)

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