What Mitsui Kinzoku makes for data centers
public · HQ Japan
Mitsui Kinzoku is a publicly listed company and based in Japan. It appears on 1 part of the AI data center — Copper foil — in the role of manufacturer. That part sits in Layer 4 — Servers, racks & integration. Its shares trade on Tokyo Stock Exchange as 5706.T.
Listing
Tokyo Stock Exchange: 5706.T· 2079 JPY -1.31% · mkt cap 1.19T 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 4 — Servers, racks & integration
| Part | Role | Confidence | Competitors | Note |
|---|---|---|---|---|
| Copper foil | manufacturer | inferred | Furukawa, Chang Chun |
Where Mitsui Kinzoku sits in the stack
Mitsui Kinzoku's placements in this catalog cover 1 part, all in layer 4, servers, racks & integration. 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
- Copper foil — The rolled or electrodeposited copper foil bonded to laminate cores that forms the actual conductive layers inside a PCB.
Closest peers in this catalog
| Company | Shared parts | Including | |
|---|---|---|---|
| Furukawa | 1 | Copper foil | |
| Chang Chun | 1 | Copper foil |
Questions about Mitsui Kinzoku
- What does Mitsui Kinzoku make for AI data centers?
- This catalog places Mitsui Kinzoku on 1 part: Copper foil (manufacturer).
- Is Mitsui Kinzoku publicly traded?
- Yes — Mitsui Kinzoku is listed on Tokyo Stock Exchange under 5706.T. Prices shown on this page are a nightly snapshot, not real-time, and nothing here is investment advice.
- Where is Mitsui Kinzoku based?
- Japan, per the company record in this catalog.
- Who else makes copper foil for AI data centers?
- Furukawa and Chang Chun are also placed on Copper foil in this catalog.
- How well sourced are these placements?
- Every part→company placement carries a confidence tag. For Mitsui Kinzoku 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.