Base

4481.TInformation & Communication

Filed as BASE CO., LTD. (2022-08–2026-08)

Major holders (5%+) · 1

Holder	Stake	Change	Filed
NAKAYAMA ASSET CO., LTD.	41.11%	—	2025-12-18

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

Former and minor holders (below 5%) · 2

Akiko Nakayama	0.16%	2025-12-18
Katsunari Nakayama	0.12%	2025-12-18

Ownership history · 3

Filed	Holder	Ratio	Change	Purpose
2025-12-18Amended	Katsunari Nakayama2025-12-18 · amended	0.12%	new	Participation in management; Stable shareholder; Long-term holding
2025-12-18Amended	Akiko Nakayama2025-12-18 · amended	0.16%	new	Stable shareholder; Long-term holding
2025-12-18Amended	NAKAYAMA ASSET CO., LTD.2025-12-18 · amended	41.11%	new	Stable shareholder

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