# Riverfield funding: rounds and investors

> Riverfield has raised $12M across 2 rounds since 2014. Investors include SBI Investment, JAFCO and Jafco Ventures. Every round with its source.

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

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

# Who invested in *Riverfield*

2 rounds we have observed, with the 4 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.

Healthcare

Funding summary Updated 26 Oct 2026

**$12M** raised across 2 rounds since 2014, from 2 sources

**$2.0M** Series A **$10M** Series B

- **Latest round:** Series B, $10M Oct 2017
- **Step-up i:** 5×
- **Investors:** 4

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.

2015 2016 2017

**$2.0M** Series A

**$10M** Series B

- **First round:** Series A, $2.0M
- **Biggest round:** $10M
- **Between rounds:** 3.1 years

## The rounds

- **Oct 2017** Series B **$10M** *3 new* [SBI Investment](https://millionrounds.com/fund/sbi-investment) [JAFCO](https://millionrounds.com/fund/jafco) [Beyond Next Ventures](https://millionrounds.com/fund/beyond-next-ventures-inc) Source recorded
- **Aug 2014** Series A **$2.0M** *1 new* [Jafco Ventures](https://millionrounds.com/fund/jafco-ventures) From a historical funding record

## 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 A** 2014 **Series B** 2017 [SBI Investment](https://millionrounds.com/fund/sbi-investment) [JAFCO](https://millionrounds.com/fund/jafco) [Jafco Ventures](https://millionrounds.com/fund/jafco-ventures) [Beyond Next Ventures](https://millionrounds.com/fund/beyond-next-ventures-inc)

## Everyone who backed them

[SBI Investment](https://millionrounds.com/fund/sbi-investment) VC firm **1** round

[JAFCO](https://millionrounds.com/fund/jafco) Company **1** round

[Jafco Ventures](https://millionrounds.com/fund/jafco-ventures) Growth equity **1** round

[Beyond Next Ventures](https://millionrounds.com/fund/beyond-next-ventures-inc) Accelerator **1** round

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

## Quick answers about Riverfield

### Who invested in Riverfield?

Riverfield's investors include SBI Investment, JAFCO, Jafco Ventures and Beyond Next Ventures.

### How much has Riverfield raised?

Riverfield has raised $12M across 2 rounds since 2014.

### When did Riverfield last raise?

Riverfield's most recent round was a Series B of $10M in Oct 2017.

### What was Riverfield's biggest round?

Its most recent round, $10M in Oct 2017, is also its largest on record.

### Who backed Riverfield first?

Riverfield's first round on record, in Aug 2014, was backed by Jafco Ventures.

### What stage is Riverfield at?

Riverfield's latest named round is a Series B, in Oct 2017.

### Where is Riverfield based?

Riverfield is based in Japan.

## Companies like Riverfield

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

[**RadioNano Therapeutics** $955K · Oct 2026](https://millionrounds.com/company/radionano-therapeutics)[**AI Dock** $1.6M · Aug 2026](https://millionrounds.com/company/ai-dock)[**CareLink** $1.5M · Jun 2026](https://millionrounds.com/company/carelink)[**EEFUL** $2.6M · Apr 2026](https://millionrounds.com/company/eeful)[**Magic Shields** $8.1M · Apr 2026](https://millionrounds.com/company/magic-shields)[**Illumi Medical** $453K · Apr 2026](https://millionrounds.com/company/illumi-medical)

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