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Mitsui

2-1, Otemachi 1-chome, Chiyoda-ku, Tokyo, 100-8631, Japan

Overview

Insurance company formed from a merger of marine and fire insurers.

Founded

1918

Deals · 12mo

4

Links

WebsiteLinkedIn

Stage focus

Series B
Series C

Geographic focus

Israel
Japan
United Kingdom
United States

Sector focus

Financial Services
Insurance
Service Industry

Investment portfolio

46rounds
NAMEDATESIZE
Armada
May 2026Participated
$230 MSeries B
iQPS
Mar 2026Participated
$96 MOther Equity
LanzaJet
Feb 2026Participated
$47 MOther Equity
Rakuten Medical
Jan 2026Participated
$100 MSeries F
Quantinuum
Sep 2025Participated
$600 MSeries B
T2
Aug 2025Participated
$34 MSeries B
Okuma Diamond Device
Oct 2024Participated
$27 MOther Equity
Numa
Oct 2024Led
$32 MSeries B
Taiyi Guanjia
May 2024Led
$127 MOther Equity
Nouveau Monde Graphite
Feb 2024Participated
$88 MOther Equity
Sensos
Feb 2024Participated
$20 MSeries A
Albatross Technology
Dec 2023Participated
$3 MSeries A
Armada
May 2026Participated
$230 MSeries B
iQPS
Mar 2026Participated
$96 MOther Equity
LanzaJet
Feb 2026Participated
$47 MOther Equity
Rakuten Medical
Jan 2026Participated
$100 MSeries F
Quantinuum
Sep 2025Participated
$600 MSeries B
T2
Aug 2025Participated
$34 MSeries B
Okuma Diamond Device
Oct 2024Participated
$27 MOther Equity
Numa
Oct 2024Led
$32 MSeries B
Taiyi Guanjia
May 2024Led
$127 MOther Equity
Nouveau Monde Graphite
Feb 2024Participated
$88 MOther Equity
Sensos
Feb 2024Participated
$20 MSeries A
Albatross Technology
Dec 2023Participated
$3 MSeries A
46
Items
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Insights

Time horizon

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Deal Distribution

Mitsui: 46 funding rounds are recorded in the selected participation categories.All available history.
Mitsui: 46 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Series A15
Series B59
Series C+28
Other Equity610

Monthly Deal Activity

Mitsui: 46 deals are recorded across 201 months.All available history.
Mitsui: 46 deals are recorded across 201 months. All available history
MonthDeals
Feb '101
Mar '100
Apr '100
May '100
Jun '100
Jul '100
Aug '100
Sep '100
Oct '100
Nov '100
Dec '100
Jan '110
Feb '110
Mar '110
Apr '110
May '110
Jun '110
Jul '110
Aug '110
Sep '110
Oct '111
Nov '110
Dec '110
Jan '120
Feb '120
Mar '120
Apr '120
May '120
Jun '120
Jul '120
Aug '120
Sep '120
Oct '120
Nov '120
Dec '120
Jan '130
Feb '130
Mar '130
Apr '130
May '130
Jun '130
Jul '130
Aug '130
Sep '131
Oct '130
Nov '130
Dec '130
Jan '140
Feb '141
Mar '140
Apr '140
May '140
Jun '140
Jul '140
Aug '140
Sep '140
Oct '140
Nov '140
Dec '141
Jan '150
Feb '150
Mar '150
Apr '150
May '150
Jun '151
Jul '150
Aug '150
Sep '151
Oct '150
Nov '151
Dec '150
Jan '160
Feb '161
Mar '161
Apr '160
May '160
Jun '161
Jul '161
Aug '160
Sep '161
Oct '160
Nov '161
Dec '160
Jan '170
Feb '170
Mar '171
Apr '170
May '171
Jun '170
Jul '170
Aug '171
Sep '170
Oct '170
Nov '170
Dec '170
Jan '180
Feb '180
Mar '180
Apr '180
May '181
Jun '180
Jul '180
Aug '180
Sep '180
Oct '180
Nov '181
Dec '180
Jan '190
Feb '191
Mar '191
Apr '190
May '190
Jun '190
Jul '190
Aug '190
Sep '191
Oct '190
Nov '190
Dec '191
Jan '200
Feb '201
Mar '200
Apr '200
May '200
Jun '203
Jul '200
Aug '201
Sep '200
Oct '200
Nov '201
Dec '200
Jan '210
Feb '210
Mar '210
Apr '210
May '210
Jun '210
Jul '210
Aug '211
Sep '210
Oct '210
Nov '210
Dec '210
Jan '220
Feb '222
Mar '220
Apr '220
May '220
Jun '220
Jul '220
Aug '220
Sep '220
Oct '220
Nov '221
Dec '220
Jan '230
Feb '230
Mar '230
Apr '230
May '230
Jun '230
Jul '230
Aug '230
Sep '231
Oct '230
Nov '230
Dec '231
Jan '240
Feb '242
Mar '240
Apr '240
May '241
Jun '240
Jul '240
Aug '240
Sep '240
Oct '242
Nov '240
Dec '240
Jan '250
Feb '250
Mar '250
Apr '250
May '250
Jun '250
Jul '250
Aug '251
Sep '251
Oct '250
Nov '250
Dec '250
Jan '261
Feb '261
Mar '261
Apr '260
May '261
Jun '260
Jul '260
Aug '260
Sep '260
Oct '260

Sector Breakdown

Mitsui: Enterprise Software is the largest displayed sector by deal count (12 deals).All available history.

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

Mitsui: Enterprise Software is the largest displayed sector by deal count (12 deals). All available history
SectorDeals
Enterprise Software12
Transportation & Logistics12
Networks, Cloud & Communication11
Clean Energy & Sustainability10
Data, Analytics & IT9
Hardware & Robotics9
Health & Life Sciences7
Cybersecurity & Privacy5
Fintech5
AI & Machine Learning5
Space & Frontier Tech3
Marketing & Advertising3
Manufacturing2
Food & Agriculture2
Professional Services2
E-Commerce & Retail1
Real Estate & Construction1
Consumer & Lifestyle1
Developer Tools1

Deal Size Distribution

Mitsui: 46 rounds have a disclosed size in the displayed size bands.All available history.

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

Mitsui: 46 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M5
$5M-$10M4
$10M-$25M10
$25M-$50M13
$50M-$100M8
$100M-$250M4
$250M-$500M1
$500M-$1B1
$1B+0

Deals By Geography

Mitsui: United States has the largest recorded deal count among the displayed regions (23 deals).All available history.

Top 8 of 8 regions; European countries are grouped as Europe.

Mitsui: United States has the largest recorded deal count among the displayed regions (23 deals). All available history
RegionDeals
United States23
Japan7
Europe6
Israel4
India2
Canada2
107-60251
China1
Mitsui: 20 co-investors are shown, with Bessemer Venture Partners sharing 4 recorded deals.All available history.

Co-Investors

Bubble size = shared deals

Click a bubble to open that fund in a new tab.

Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.

Mitsui: 20 co-investors are shown, with Bessemer Venture Partners sharing 4 recorded deals. All available history
Co-investorShared deals
Bessemer Venture Partners4
Alcatel-Lucent2
Beyond Next Ventures2
Cox Automotive2
DENSO2
Deutsche Bahn2
EDBI2
Fusian Capital2
Initialized Capital2
International Finance Corporation2
Milliways Ventures2
Mitsubishi UFJ Capital2
Panasonic2
Penske2
Rebright Partners2
Silicon Valley Bank2
SMBC Venture Capital2
Ten Eleven Ventures2
3NOD1
57 Stars1

Investment Strategy

Mitsui: Led accounts for 30% and participating for 70% of round participation.All available history.
Mitsui: Led accounts for 30% and participating for 70% of round participation. All available history
CategoryDeals (count)Share (%)
Led1430%
Participating3270%
Mitsui: Single-lead accounts for 50% and co-led for 50% of lead dynamics.All available history.
Mitsui: Single-lead accounts for 50% and co-led for 50% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead750%
Co-led750%

Team

Junichi Ui

Director, Vice President Executive Officer

Masaaki Ando

Investment Development Principal and Manager

Shinichiro Funabiki

Director, Vice President and Executive Officer

Toshiaki Egashira

President & CEO