Investor · Tokyo, M0

Daisuke Watanabe

Open Daisuke in the network graph →

Filings

8

SEC Form D

Connections

113

co-filers

Capital

$45.5M

across filings

Active

Nov 2022

to Aug 2025

Most-connected co-filers (113)

Jaehyuk Cha · Tokyo, M04 shared Alex Wu · Tokyo, M04 shared Naoto Nishida · Tokyo, M04 shared Tomoko Nakada · Tokyo, M04 shared Steven Hsieh · Tokyo, M04 shared Akio Osawa · Tokyo, M04 shared John A. Coelho · La Jolla, CA2 shared Martin Steyn · Grand Cayman, Cayman Islands2 shared Brian A. Borton · La Jolla, CA2 shared Peter Buzy · Baltimore, MD2 shared Mark J. Robinson · Rochester, NY2 shared Peter J. Mcharg · Rochester, NY2 shared E. D. Bell · Greensboro, NC2 shared August J. Peterson · Austin, TX2 shared Michael Kamis · Calgary, Alberta, Canada2 shared Jason Parikh · Norfolk, VA2 shared James Shephard · Eugene, OR2 shared Michele Zimba · Eugene, OR2 shared Ryan Roeder · Grand Rapids, MI2 shared Stephen Poe · Louisville, KY2 shared Eric King · Redwood City, CA2 shared Tina M. Walters · Louisville, KY2 shared Hank Hillebrand · Louisville, KY2 shared Nicolas Ibanez · NEW YORK, NY2 shared

Recent filings (8)

ADVANTEST CORPAug 2025 · 100 co-filers ADVANTEST CORPAug 2025 · 100 co-filers American Aerogel CorpApr 2025 · 32 co-filers$78.0M American Aerogel CorpSep 2024 · 32 co-filers$66.0M ADVANTEST CORPSep 2024 · 97 co-filers$163.5M ADVANTEST CORPSep 2024 · 97 co-filers$163.5M Carson Strategic Derivatives, L.P.Nov 2023 · 2 co-filers WMHIP, LLCJun 2023 · 11 co-filers$470K Bunsen Investors II, LLCNov 2022 · 11 co-filers$2.0M Carson Strategic Derivatives, L.P.Nov 2022 · 2 co-filers

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Daisuke in the interactive graph →