About Jinjer
Jinjer is a Business Services company based in Shinjuku (Japan) founded in 2021, and was acquired by Potentia in October 2024. HR consulting services are provided by Jinjer to businesses. Its chief executive, as recorded, is Ken Tominaga. Its website jinjer.co.jp draws about 23 thousand monthly visits. Its focus areas include HR Services and End to End Services.
Company details
Jinjer was founded in 2021 and is headquartered in Shinjuku City, Japan. HR consulting services are offered by the company, focusing on human resources management and advisory support for organizations. Operations are centered in the Japanese market, with expertise in workforce strategies and compliance. Leadership is provided by CEO Ken Tominaga, overseeing service delivery to clients across various sectors.
- Headquarters Shinjuku, Japan
- Stage Acquired
- SectorsBusiness Services
- Website category Business and Consumer Services · Marketing and Advertising
- Email••••••••
- Phone•••• ••••
- Website jinjer.co.jp
- Acquired by Potentia (Oct 2024)
- InvestorsLink and motivation group
& 3 more
- Acquired byPotentia
(Oct 2024)
Funding Insights of Jinjer
- Total Rounds 2
- Investors Count 2
All 2 funding rounds of Jinjer with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Jun 2022 | Series A | – | – | ||
| Mar 2022 | Series A | – | Ntt Docomo Ventures | – |
4 investors in total: 4 institutional.
Investors in Jinjer
Jinjer has secured backing from 4 investors, including institutional and venture fund investors. Prominent investors backing the company include Link and motivation group, Ntt Docomo Ventures and Potentia Capital.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
NTT Group backed venture capital fund | nttdocomo-v.com | Minato, Japan | ||
Private equity investments are focused on technology and software businesses. | potentiacap.com | Sydney, Australia | ||
A private equity firm focused on solving business challenges in Japan. | 2006 | j-star.co.jp | Japan | |
Motivation-focused management consulting firm | 2000 | lmi.ne.jp | Chuo City, Japan |
Investor details for Jinjer
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
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People of Jinjer
1 people are tracked at Jinjer (1 in leadership).
| Name | Role | Group |
|---|---|---|
Ken Tominaga | CEO & President | Leadership |
Complete people profiles for Jinjer
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
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Timeline of Jinjer
4 dated milestones of Jinjer across 3 years, from founding to its latest funding, stage changes and deals.
- Founded Jinjer is founded.
- Funding First funding round.
- Funding Latest funding round, Series A,.
- Exit Acquired by Potentia.
Web traffic of Jinjer
The website of Jinjer (jinjer.co.jp) receives about 22.9K visits a month and ranks #954,821 among all websites worldwide, #4,230 in Marketing and Advertising.
- Monthly visits22.9K
▼ 15.5% vs previous month
- Unique visitors14.4K
per month
- Global rank#954,821
among all websites
- Category rank#4,230
Business and Consumer Services · Marketing and Advertising
- Bounce rate47%
- Pages per visit2.5
- Average visit1 min 11 sec
- DevicesDesktop 70% · Mobile 30%
Websites whose visitors overlap most with Jinjer. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| onboarding.co.jp | 100% | 9.1K | #2,152,278 | View details | |
| coralcap.co | 94% | #566,648 | View details | ||
| smarthr.co.jp | 94% | 58.3K | #387,940 | View details | |
| pa-consul.co.jp | 90% | #468,865 | View details | ||
productzine.jp | productzine.jp | 90% | #1,456,203 | – | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 38 similar websites and full traffic analytics for Jinjer
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 38 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
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Related news about Jinjer
Complete news archive for Jinjer
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Frequently Asked Questions about Jinjer
Jinjer was founded in 2021 and raised its 1st funding round 1 year after it was founded.
Jinjer is headquartered in Shinjuku, Japan. It is registered at Shinjuku, Tokyo, Japan.
Ken Tominaga is the CEO of Jinjer, as recorded in our data.
Jinjer was founded in 2021 and is headquartered in Shinjuku City, Japan. HR consulting services are offered by the company, focusing on human resources management and advisory support for organizations. Operations are centered in the Japanese market, with expertise in workforce strategies and compliance. Leadership is provided by CEO Ken Tominaga, overseeing service delivery to clients across various sectors.
Jinjer has 4 investors. Key investors include Link and motivation group, Ntt Docomo Ventures, Potentia Capital, and J-STAR.
Yes. Jinjer was acquired by Potentia in October 2024.

