SUBJECT-0963.dossier · institution · status: active
TJ
subject of file

The Master Trust Bank of Japan

Institutional shareholder in SoftBank Group Corp holding 17.15%
Tracked because Institutional shareholder in SoftBank Group Corp holding 17.15% · 16 documented connections
Facts on record1
Connections mapped16
Sources cited6
✦ Thin coverage gap +64 connected to 16 entities · only 1 facts on record · flagged for follow-up research
Evidence: 1P
Network web → Timeline → Compare with… → Position Drift → Coverage tone → View on Graph → View Card → Export CSV JSON Dossier ← Entity Directory
Stated vs Revealed
No documented contradictions on file.
PATTERN person → [affiliation] → institution 73× PATTERN company → [affiliation] → institution → [affiliation] → c... 45× PATTERN company → [affiliation] → institution → [affiliation] → p... 45× PATTERN person → [affiliation] → institution → [affiliation] → co... 45× PATTERN company → [affiliation] → person → [affiliation] → instit... 44×
Connection Map
Facts (1)
Data Freshness
Ageing Last update: 161d ago · Avg age: 296d
Confidence Tiers: Primary Source — cross-referenced government/corporate filings Pending Review — sourced but not independently verified AI Inference — analytical hypothesis from cross-referencing
✓ Verified Findings (1)
Independently re-checked: a second model read the source artifact and confirmed it supports the extracted claim.
✓ verified Primary Source The Master Trust Bank of Japan holds 17.15% of SoftBank Group Corp
All Connections (16)
affiliation inferential since 2026
Both are listed as entities in the SoftBank ecosystem; The Master Trust Bank of Japan is a major SoftBank shareholder and SB Investment Advisers is a SoftBank investment advisor.
→ SoftBank Vision Fund company
affiliation inferential since 2026
The Master Trust Bank of Japan is a major shareholder of SoftBank Group Corp, which operates the SoftBank Vision Fund.
→ Japan Trustee Services Bank institution
peer secondary since 2026
Both are Japanese trust banks listed in the same entity database.
→ Custody Bank of Japan institution
peer secondary since 2026
Both are Japanese financial institutions listed in the same entity database.
affiliation inferential since 2026
Both appear in SoftBank-related entity lists; The Master Trust Bank of Japan holds significant SoftBank shares.
affiliation inferential since 2026
Both are SoftBank Vision Fund-related entities; The Master Trust Bank of Japan holds 17.15% of SoftBank Group Corp.
affiliation inferential since 2026
The Master Trust Bank of Japan is a major SoftBank shareholder while SoftBank Investment Advisers manages SoftBank investments.
affiliation inferential since 2026
Both are part of the SoftBank corporate structure; The Master Trust Bank of Japan holds major SoftBank shares.
affiliation inferential since 2026
Both appear in SoftBank-related entity lists; The Master Trust Bank of Japan is a significant SoftBank shareholder.
affiliation inferential since 2026
Both are SoftBank-connected entities; The Master Trust Bank of Japan holds major SoftBank Group Corp shares.
→ Rajeev Misra person
affiliation inferential since 2026
Rajeev Misra is a former SoftBank executive; The Master Trust Bank of Japan is a major SoftBank shareholder.
→ Alex Clavel person
affiliation inferential since 2026
Alex Clavel is a SoftBank executive; The Master Trust Bank of Japan is a major SoftBank Group Corp shareholder.
→ Michelle L. Aylott person
affiliation inferential since 2026
Michelle Aylott is a SoftBank executive; The Master Trust Bank of Japan holds major SoftBank shares.
affiliation inferential since 2026
Kalika Jayasekera is a SoftBank executive; The Master Trust Bank of Japan is a major SoftBank shareholder.
affiliation inferential since 2026
Mubadala is a major investor in the SoftBank Vision Fund; The Master Trust Bank of Japan holds 17.15% of SoftBank Group Corp.
← Masayoshi Son person
investor inferential since 2020
The Master Trust Bank of Japan acts as a trustee for SoftBank Group Corp, majority-owned by Masayoshi Son
Sources (6)
2026-05-09 UNVERIFIED SEARCH_ERROR: The Master Trust Bank of Japan not found in opencorporates claim_flag Processed 📜 Receipt
2026 UNVERIFIED Research: The Master Trust Bank of Japan — Lobbying disclosures (no results) government_disclosure Processed 📜 Receipt
2026 UNVERIFIED Research: The Master Trust Bank of Japan — Court records (no results) court_document Processed 📜 Receipt
2026 UNVERIFIED Research: The Master Trust Bank of Japan — USASpending contracts (no results) contract Processed 📜 Receipt
2026 UNVERIFIED Research: The Master Trust Bank of Japan — Parliamentary records (no results) parliamentary_record Processed 📜 Receipt
2025-03-31 ↗ SoftBank Group Corp institutional ownership data web_search Processed 📜 Receipt