Investor · Tokyo, M0

Takayuki Seishima

Open Takayuki in the network graph →

Filings

12

SEC Form D

Connections

243

co-filers

Capital

$9.9M

across filings

Active

May 2019

to Jul 2025

Most-connected co-filers (243)

Yoshiyuki Sakamoto · Tokyo, M010 shared Shinichi Kato · Tokyo, M010 shared Shingo Ueno · Tokyo, M010 shared Takashi Yamana · Tokyo, M08 shared Nobuhiro Yoshida · Tokyo, M08 shared Kimie Iwata · Tokyo, M08 shared Hajime Mori · Tokyo, M06 shared Hirokazu Higashino · Tokyo, M06 shared Mitsuhiro Takeda · Tokyo, M06 shared Akiko Ide · Tokyo, M06 shared Masayuki Hyodo · Tokyo, M06 shared Ashraf Ramtoola · Port Louis,, O46 shared Yoshinori Mukaida · Tokyo, M06 shared Robert M. Yothers · SOUDERTON, PA6 shared Katsuya Inubushi · Tokyo, M06 shared Reiji Morooka · Tokyo, M06 shared James Shillito · New York, NY6 shared Ricky Jenkins · Houston, TX6 shared Kevin A. Phillip · Grand Cayman, Cayman Islands6 shared Yukihito Honda · Tokyo, M06 shared Stephen Wise · New York, NY6 shared Tomonori Wada · Tokyo, M06 shared Jay R. Soni · Seal Beach, CA6 shared Kotaro Tameda · Tokyo, M06 shared

Recent filings (12)

SUMITOMO CORPJul 2025 · 144 co-filers SUMITOMO CORPJul 2024 · 144 co-filers SUMITOMO CORPJul 2023 · 144 co-filers SUMITOMO CORPJul 2022 · 145 co-filers SUMITOMO CORPAug 2021 · 153 co-filers OnLume Inc.Jan 2021 · 19 co-filers$7.3M SUMITOMO CORPAug 2020 · 151 co-filers OnLume Inc.Mar 2020 · 17 co-filers$1.0M OnLume Inc.Aug 2019 · 11 co-filers$1.4M Grownetics, Inc.May 2019 · 8 co-filers$1.1M Grownetics, Inc.May 2019 · 10 co-filers$1.1M OnLume Inc.May 2019 · 17 co-filers$749K

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