AUM
Estimated $2B+ (Disco Corporation stake, personal holdings)
Principals
2
Principal Net Worth
$1.3B
Data Flags
Japan semiconductor equipment, precision manufacturing
Fumio Kaneko Family Office (Disco Corporation)
SFOHigh ConfidenceTokyo, Japan
Last verified: Jan 17, 2026
Details
- Website
- Not publicly disclosed
- Source of Wealth
- Technology/Manufacturing (Disco Corporation)
- Assets Under Management
- Estimated $2B+ (Disco Corporation stake, personal holdings)
- Source File
- research/organizations/kaneko-family-office.md
- UID
- fo-kaneko-family-office
Also Known As
Fumio Kaneko Family OfficeKaneko CapitalDisco Family Office
Team Members (5)
Related Entities (2)
Relationship Strength
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Sources (5)
- https://www.forbes.com/profile/fumio-kaneko/
- https://www.forbes.com/sites/gloriaharaito/2023/02/17/japans-newest-billionaire-masters-the-science-of-turning-waste-into-wealth/
- https://www.goodreturns.in/fumio-kaneko-net-worth-and-biography-blnr2847.html
- https://inspirepreneurmagazine.com/top-20-billionaires-in-japan/
- https://www.indiatimes.com/worth/news/japan-billionaire-fumio-kaneko-turning-waste-into-wealth-593694.html
Changelog
- 2026-01-17Upgraded to High confidence. Net worth verified via Forbes Japan's 50 Richest 2025 ($1.3B, #37 Japan). Sources: Forbes profile, GoodReturns, Inspireprenuer
- 2026-01-16Enriched with biography, Disco Corporation semiconductor equipment business, updated net worth ($1.3B-$1.8B), updated confidence to Medium
- 2026-01-15Auto-generated from principal Fumio Kaneko