PartnerFacts
Data last updated: Oct 23, 2026, 5:45 PM ETLatest filing: Oct 22, 2026Now: Oct 24, 2026, 1:52 AM ET

Sponsor Check › Person

Keith Hardwick

Related person on Form D filings · address state/country as listed: Japan (as filed: M0) · listed Jun 9, 2022 → Aug 28, 2025

1issuer
4Form D filings
2022–2025years listed

Data last updated: Oct 23, 2026, 5:45 PM ET · Courts (RECAP) last checked: Oct 24, 2026, 12:07 AM ET · SEC enforcement last checked: not yet

Privacy: business-related public information only. Residential addresses are never shown; only the state from the filing.

Key records

The five facts investors ask about first. Each section states what was searched and when. Items still in human review are not shown.

1. Lawsuits

None found in sources searched.

Sources searched: CourtListener bulk data (RECAP dockets as of 2026-09-30) — federal district + bankruptcy courts; live RECAP re-check pending. State courts: not yet searched. PACER: not searched. · Last checked Oct 24, 2026, 12:07 AM ET.

State courts: not yet searched. No state offers a lawful automated statewide source PartnerFacts can use today. Texas (re:SearchTX) terms prohibit storing results in a database open to third parties; New York (WebCivil) and Massachusetts (MassCourts) require a browser check that blocks scripted queries; California has no statewide index (58 county portals; Rule of Court 2.503 grants name-based access case by case); Florida, Utah and Illinois offer paid or partial access whose terms for automated use are unverified. Washington (dw.courts.wa.gov; bulk index reports under a JISC data-dissemination agreement), Delaware (CourtConnect; Court of Chancery not included) and Arizona (apps.azcourts.gov/publicaccess, which has an official channel to request high-volume access) are the candidates; PartnerFacts will request written permission before any automated search. Federal courts are searched through CourtListener / RECAP.

2. Regulatory actions

SEC enforcement searched: SEC litigation releases and administrative proceedings — respondent names in the sec.gov index titles (30,205 releases, 1995-09-19 to 2026-10-23); release text is read only to confirm a candidate. Names that appear only in the body of a release are not found. — not yet searched; State securities regulators searched: AZ (Corporation Commission Securities Division), CA (DFPI — 16 of 12,159 DFPI respondent pages read so far; sponsor-name matches are read first), DE (DOJ Investor Protection Unit), TX (State Securities Board), WA (DFI) — last crawled Oct 23, 2026, 9:57 PM ET. Other states: not yet searched.

Not yet searched.

No SEC search has run yet for this person.

3. Bankruptcies

None found in sources searched.

Sources searched: Federal bankruptcy courts via CourtListener / RECAP archive (federal district courts, federal bankruptcy courts). State courts: not yet searched. PACER: not searched (RECAP only). · Last checked Oct 24, 2026, 12:07 AM ET.

State courts: not yet searched. No state offers a lawful automated statewide source PartnerFacts can use today. Texas (re:SearchTX) terms prohibit storing results in a database open to third parties; New York (WebCivil) and Massachusetts (MassCourts) require a browser check that blocks scripted queries; California has no statewide index (58 county portals; Rule of Court 2.503 grants name-based access case by case); Florida, Utah and Illinois offer paid or partial access whose terms for automated use are unverified. Washington (dw.courts.wa.gov; bulk index reports under a JISC data-dissemination agreement), Delaware (CourtConnect; Court of Chancery not included) and Arizona (apps.azcourts.gov/publicaccess, which has an official channel to request high-volume access) are the candidates; PartnerFacts will request written permission before any automated search. Federal courts are searched through CourtListener / RECAP.

4. Differences between public sources

Comparisons are made for sponsors and sponsor groups, not individual people.

5. Money to insiders and sales commissions

0 of 1 offering report sales commissions; 0 report finder's fees; 0 report proceeds to related persons. (includes amounts the issuer reported as estimates)

SourceOffering (latest filing)Sales commissionsFinder's feesTo insidersPaid to sell it
EDGAR ↗Aug 28, 2025 D/A
File 021-448646
$0 (est.)$0 (est.)$0 (est.)None listed on this filing

As reported by the issuer on Form D (Items 12–15), latest filing per offering (one offering = one SEC file number; an amendment updates its offering rather than adding one). "To insiders" = gross proceeds used for payments to executive officers, directors or promoters. "—" = not reported on that filing. Amounts marked (est.) were reported as estimates. "Paid to sell it" = sales compensation recipients named on that filing (Item 12), each linked to FINRA BrokerCheck when a CRD number is reported.

Counted across every filing this person is listed on (latest filing per offering, per issuer).

Appears on these filings

SourceIssuerRoleFiledFormOfferingSoldInvestorsMin. investment
EDGAR ↗ADVANTEST CORPExecutive OfficerAug 28, 2025D/AIndefinite
similar: $1,000,000–$7,247,539
$26,060,491120
similar: 2–13
No minimum reported
similar: $10,000–$60,000
EDGAR ↗ADVANTEST CORPExecutive OfficerSep 3, 2024D/A$163,512,000
similar: $1,000,000–$7,247,539
$19,453,06078
similar: 2–13
No minimum reported
similar: $10,000–$60,000
EDGAR ↗ADVANTEST CORPExecutive OfficerJun 6, 2023D/A$115,254,000
similar: $1,000,000–$7,247,539
$9,389,26073
similar: 2–13
No minimum reported
similar: $10,000–$60,000
EDGAR ↗ADVANTEST CORPExecutive OfficerJun 9, 2022D$61,371,000
similar: $1,000,000–$7,247,539
$1,021,69124
similar: 2–13
No minimum reported
similar: $10,000–$60,000

Every row is a Form D or D/A on which the issuer listed this name as a related person. Related-person names are matched on first + last name and the address state on the filing; records that share a name but could not be tied together by a second identifier are listed separately below.

"Similar" = offerings in the same industry claiming the same exemption, filed in the last 5 years: Manufacturing / 506(b) (1,339 filings); ranges are the middle half (25th–75th percentile). Computed by PartnerFacts from SEC EDGAR Form D data as of Oct 23, 2026, 5:45 PM ET. Rows without a range: fewer than 30 comparable filings, or not a Rule 506 offering. No ranking or score.

Connections as of Oct 23, 2026, 5:45 PM ET

Listed alongside — 40 names on the same filings (0 management entities, 40 people)

People and management entities the issuers listed as related persons on the same Form D filings as Keith Hardwick. Source: the EDGAR rows in the table above. Showing the 40 with the most shared filings.

  • Yasuo Mihashi — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Toshimitsu Urabe — 4 shared filings (1 issuer) · role as listed: Director
  • Toshiaki Adachi — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Masayuki Suzuki — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Richard Junger — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Makoto Nakahara — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Nicholas Benes — 4 shared filings (1 issuer) · role as listed: Director
  • Sanjeev Mohan — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Yong Xu — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Ricky Sim — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Koichi Tsukui — 4 shared filings (1 issuer) · roles as listed: Executive Officer, Director
  • Sayaka Sumida — 4 shared filings (1 issuer) · role as listed: Director
  • Yoshiaki Yoshida — 4 shared filings (1 issuer) · roles as listed: Executive Officer, Director
  • Yuichi Kurita — 4 shared filings (1 issuer) · role as listed: Director
  • Juergen Serrer — 4 shared filings (1 issuer) · role as listed: Executive Officer
  • Douglas Lefever — 4 shared filings (1 issuer) · roles as listed: Executive Officer, Director
  • Naruo Tanaka — 3 shared filings (1 issuer) · role as listed: Executive Officer
  • Osamu Karatsu — 2 shared filings (1 issuer) · role as listed: Director
  • Soichi Tsukakoshi — 2 shared filings (1 issuer) · roles as listed: Executive Officer, Director
  • Kimiya Sakamoto — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Kazuhiro Yamashita — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Michael Stichlmair — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Toshiyuki Okayasu — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Isao Sasaki — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Kouichi Nanba — 2 shared filings (1 issuer) · role as listed: Director
  • Toshio Goto — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Atsushi Fujita — 2 shared filings (1 issuer) · roles as listed: Executive Officer, Director
  • Jintie Li — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Andre Vachenauer — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Kazuyuki Yamashita — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Tomoko Nakada — 2 shared filings (1 issuer) · role as listed: Director
  • Jaehyuk Cha — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Alex Wu — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Daisuke Watanabe — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Steven Hsieh — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Naoto Nishida — 2 shared filings (1 issuer) · role as listed: Director
  • Akio Osawa — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Masaki Arai — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Ralf Stoffels — 2 shared filings (1 issuer) · role as listed: Executive Officer
  • Katsuhiko Tsunetsugu — 2 shared filings (1 issuer) · role as listed: Executive Officer

Other offering types (Regulation A and Regulation Crowdfunding)

None found in sources searched.

Sources searched: SEC Regulation A Data Sets (Forms 1-A, 1-K, 1-Z; 2015 Q2 → 2026 Q3); SEC Crowdfunding Offerings Data Sets (Form C family; 2016 Q2 → 2026 Q3); EDGAR form index for 2026 Q3 → 2026 Q4 · Last checked Oct 23, 2026, 8:41 PM ET.

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