# Seiji Kurokoshi

> Seiji Kurokoshi is a seed investor at DIGISEARCH & ADVERTISING (Tokyo) backing Soccer and Sports. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [DIGISEARCH & ADVERTISING](https://shizune.co/investors/profile/digisearch-advertising)
- Location: Tokyo, Japan
- Total investments: 5
- Last investment: Mar 2021
- Lead investor: 40%
- Last updated: Aug 2026

Seiji Kurokoshi (黒越誠治) is an angel investor.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $4.3M–$11M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Soccer | 1 | 20% |
| Sports | 1 | 20% |
| Travel | 1 | 20% |
| Fashion | 1 | 20% |
| Tourism | 1 | 20% |

17 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 40% |
| Angel | 2 | 40% |
| Funding Round | 1 | 20% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 4 | 80% |
| Myanmar | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Now Do | Now Do provides online growth revolution platform. | $4.3M | Seed | Mar 31, 2021 |  |
| Ezay | Ezay provides a mobile platform that connects rural 'mom-and-pop' shops with wholesalers and also undertakes products delivery. | $200K | Angel | Mar 31, 2020 |  |
| CURBON | CURBON is a Japan's largest photo learning site for C2C,Provides learning content such as video lectures and photography classes, Lightroom presets, etc. | $11.3M | Seed | Jul 31, 2019 |  |
| Diverseas | Diverseas is a study abroad concierge service that provides consultation and support for the problems of studying abroad. |  | Angel | Mar 27, 2019 |  |
| DO THE SAMURAI | DO THE SAMURAI involved in historical site tours, historical events, and goods production. | $14.2M |  | Jan 31, 2018 |  |

5 of 5 investments shown.

## Co-investors
- [Akatsuki Games Inc.](https://shizune.co/investors/profile/akatsuki-3) — VC Fund, 1 deal together
- [DIGISEARCH & ADVERTISING](https://shizune.co/investors/profile/digisearch-advertising) — VC Fund, 1 deal together
- [KSK Angel Fund](https://shizune.co/investors/profile/ksk-angel-fund) — VC Fund, 1 deal together
- [Makuake](https://shizune.co/investors/profile/makuake) — VC Fund, 1 deal together

## About DIGISEARCH & ADVERTISING

VC Fund · Shibuya, Japan

DIGISEARCH & ADVERTISING is a financial service based company.

1 contacts available at DIGISEARCH & ADVERTISING.

| Name | Title | Profile |
| --- | --- | --- |
| Seiji Kurokoshi | CEO | https://shizune.co/investors/profile/seiji-kurokoshi |

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## FAQ

### What does Seiji Kurokoshi invest in?

Seiji Kurokoshi invests primarily in Soccer, Sports and Travel startups, most often at Seed and Angel stage. Most of the 5 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Seiji Kurokoshi's check size?

Seiji Kurokoshi typically joins rounds of $4.3M–$11M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Seiji Kurokoshi participates in.

### When did Seiji Kurokoshi last invest?

The most recent investment recorded for Seiji Kurokoshi closed in Mar 2021. Shizune tracks 5 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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