What Hoya makes for data centers
public · HQ Japan
Hoya is a publicly listed company and based in Japan. It appears on 1 part of the AI data center — Masks and blanks — in the role of manufacturer. That part sits in Layer 1 — Compute silicon & packaging. Its shares trade on Tokyo Stock Exchange as 7741.T.
Listing
Tokyo Stock Exchange: 7741.T· 26100 JPY -1.16% · mkt cap 8.68T JPY
Snapshot 2026-10-25T10:41:17Z — nightly, not real-time.· Chart on TradingView ↗
Exposure
1 part across 1 layer
No disclosed data-center revenue share on file.
Parts, by layer
Layer 1 — Compute silicon & packaging
| Part | Role | Confidence | Competitors | Note |
|---|---|---|---|---|
| Masks and blanks | manufacturer | inferred | DNP, Photronics, Toppan |
Where Hoya sits in the stack
Hoya's placements in this catalog cover 1 part, all in layer 1, compute silicon & packaging. None of them currently carries a sourced supply constraint tag. Across these parts it overlaps with other companies most often on the lines below.
What these parts are
- Masks and blanks — Photomasks and mask blanks that carry the circuit pattern projected onto a wafer during lithography.
Closest peers in this catalog
| Company | Shared parts | Including | |
|---|---|---|---|
| DNP | 1 | Masks and blanks | |
| Photronics | 1 | Masks and blanks | |
| Toppan | 1 | Masks and blanks |
Questions about Hoya
- What does Hoya make for AI data centers?
- This catalog places Hoya on 1 part: Masks and blanks (manufacturer).
- Is Hoya publicly traded?
- Yes — Hoya is listed on Tokyo Stock Exchange under 7741.T. Prices shown on this page are a nightly snapshot, not real-time, and nothing here is investment advice.
- Where is Hoya based?
- Japan, per the company record in this catalog.
- Who else makes masks and blanks for AI data centers?
- DNP, Photronics and Toppan are also placed on Masks and blanks in this catalog.
- How well sourced are these placements?
- Every part→company placement carries a confidence tag. For Hoya the mix is 1 inferred. "disclosed" means the company or a filing says so; "reported" comes from trade press or a reference-design list; "inferred" is a lead from the taxonomy with no citation yet. Treat reported and inferred as leads, not facts.
Answers are generated from this catalog's own rows — see sources & method.