Systems Design

3766.TInformation & Communication
Filed as SYSTEMS DESIGN CO., Ltd. (2022-06–2026-06), SYSTEMS DESIGN Co., Ltd. (2022-08–2025-11)
Major holders (5%+) · 3
HolderStakeChangeFiled
UH Partners 2, Inc.7.33%0.00pp2026-09-28
Hikari Tsushin K.K.7.31%0.00pp2026-09-28
SBI SECURITIES Co., Ltd.7.07%+1.39pp2025-08-22

Each holder's own ratio from its most recent large-shareholding report.

Former and minor holders (below 5%) · 3
UH Partners 3, Inc.2.27%2026-09-28
EPARK , INC.1.06%2026-09-28
UH5 Inc.0.37%2026-09-28
Ownership history · 33
FiledHolderRatioChangePurpose
2025-09-26AmendedUH5 Inc.2025-09-26 · amended0.17%newPure investment
2025-09-26AmendedHikari Tsushin K.K.2025-09-26 · amended7.31%no changePure investment
2025-09-26AmendedUH Partners 2, Inc.2025-09-26 · amended7.33%+0.20ppPure investment
2025-08-22SBI SECURITIES Co., Ltd.2025-08-227.07%+1.39ppSecurities trading business
2025-08-07SBI SECURITIES Co., Ltd.2025-08-075.68%newSecurities trading business
2025-06-09AmendedUH Partners 2, Inc.2025-06-09 · amended7.13%+1.00ppPure investment
2025-06-09AmendedHikari Tsushin K.K.2025-06-09 · amended7.31%no changePure investment
2025-01-09AmendedUH Partners 2, Inc.2025-01-09 · amended6.13%+1.00ppPure investment
2025-01-09AmendedHikari Tsushin K.K.2025-01-09 · amended7.31%no changePure investment
2024-08-13AmendedUH Partners 2, Inc.2024-08-13 · amended5.13%+1.02ppPure investment
2024-08-13AmendedHikari Tsushin K.K.2024-08-13 · amended7.31%no changePure investment
2024-04-18AmendedUH Partners 2, Inc.2024-04-18 · amended4.11%newPure investment
2024-04-18AmendedHikari Tsushin K.K.2024-04-18 · amended7.31%newPure investment

Each holder in 5% reports, joint holders included. Purpose is classified from the filed text.