Library

A 10-Minute Synopsis of the Integrated Report 2026 HOYA Integrated Report 2026 11-year Financial Data HOYA ESG Databook

Other Data

IFRS Report

List of Policies and Regulations, etc.

Sustainability Policy
Environmental Philosophy & Policy
List of ISO certified sites
Product safety assurance policy
Corporate Governance Guidelines
Corporate Governance Report
HOYA Code of Conduct (27 languages)
Supplier Code of Conduct (English/Chinese/Thai/Vietnamese/Korean)
Anti-Bribery and Anti-Corruption policy
HOYA Group Human Rights Policy