Radar › Companies › Private Equity Funds · Japan
Radar · Private Equity Funds in Japan

Best Private Equity Funds Companies in Japan

The 90 best Private Equity Funds companies in Japan in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals.

90companies tracked
$0disclosed funding
0unicorns
—have raised

Japan's Private Equity Funds sector is more active than the headlines suggest, and this directory ranks the best Private Equity Funds companies in Japan by disclosed equity funding and recent funding momentum. We track 90 firms here, from Advantage Partners to Ant Capital Partners, none of which have disclosed public funding figures — which tells you something real about how quietly this market operates.

So what's actually moving? Across 37 fund-raising and private equity apps, median install growth is running at roughly +17% year-on-year, a signal that LP appetite and deal sourcing are both accelerating even when disclosed numbers stay dark. Hot themes right now are strategic investments, co-investments, and direct investment funds, with PE dealmaking picking up globally across pharma and beyond. Coverage of the Japan market itself is flat, but the underlying deal activity isn't. And if you're watching where capital is quietly accumulating before it surfaces in filings, broader access plays into private equity are worth tracking alongside the domestic names here.

Ranked: Best Private Equity Funds companies in Japan

#CompanyDisclosed fundingFoundedStageFounderTech stackWeb popularityPatents & IP focusRecent signals
1Atlas Capital
Private equity investment firm that provides growth capital
—2024UnfundedYusuke Okazaki
Director
————
2Impact Capital
Investment fund focused on impact investing
—2024UnfundedSayaka Takatsuka
Co-Founder & General Partner
WordPressMySQLPHP+15Top 50M——
3Daiwa PI Capital
Private equity investment firm
—2022UnfundedYuki Hayakawa
Senior Managing Director
NginxCloudflareGoogle Hosted Libraries+6Top 50M——
4JICN
Investment fund
—2022UnfundedMotoyuki Kumakura
Managing Director
WordPressMySQLPHP+11Top 10M——
5D Capital
Private equity fund investing in multiple sectors
—2021UnfundedTomohide Handa
Managing Director
JSSReactGatsby+9Top 5M4 patents
Autonomous distributed control for DC microgrids and grid interconnection systems
—
6IA Partners
Private equity fund investing in multiple sectors
—2021UnfundedHarry Murakami
CEO & President
WordPressMySQLPHP+10Top 10M15 patents
Patents concentrated in health & consumer products
—
7Iceblue Fund
A private investment company
—2021UnfundedSayaka Tsuji
Co-Founder & Partner
————
8Kiyo Capital Management
VC and PE focused on investing across multiple sectors
—2021Funding RaisedTakashi Nishikawa
Director
————

Funding & investor landscape

$0total disclosed funding
0companies funded
0disclosed rounds
0rounds last 90 days
Prism market signals · Japan · country-scoped Prism corpus, 260,829 docs

Market landscape — 10 sub-themes by coverage

Share of Private Equity Funds coverage by sub-theme.

Regulatory-risk over time rising

Funding & growth over time

funding rising · growth rising

Common questions

How many Private Equity Funds companies are there in Japan?
Radar tracks 90 indexable Private Equity Funds companies headquartered in Japan that meet our profile-completeness bar.
What is the total funding raised by Private Equity Funds companies in Japan?
The Private Equity Funds companies in Japan on this list have raised a combined $0 in disclosed equity funding across 0 funded companies.
Which is the highest-funded Private Equity Funds company in Japan?
Funding figures are not yet disclosed for Private Equity Funds companies in Japan.
How many Private Equity Funds companies in Japan are funded?
0 of the 90 Private Equity Funds companies in Japan on this list have disclosed at least one equity funding round.
How many Private Equity Funds unicorns are there in Japan?
None of the Private Equity Funds companies in Japan on this list currently has a disclosed valuation of $1B or more.
Who are the top investors in Japan Private Equity Funds companies?
The most active investors in Japan Private Equity Funds companies on this list include a range of venture and angel investors.
Rohit KhannaTrends & Stories

Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.

Coming soon