Ibiden vs Nittobo: Advanced packaging compared

November 2026 edition · assessment by Frontier Tech Intelligence

Ibiden ranks 40 on the AI Infra 100 with a score of 91; Nittobo ranks 86 with 85. Ibiden is ahead on production, commercials and firepower. Level on deployment, progress, technology, positioning and leverage. Ibiden is based in Ogaki, Japan, Nittobo in Tokyo, Japan. Ibiden is named in 5 signals and Nittobo in 1.

Ibiden →

Ogaki, Gifu, Japan · AI Core · Fabrication, memory & packaging / Advanced packaging · ibiden.com

Ibiden manufactures IC package substrates, including ABF-based substrates used in advanced semiconductor packaging for high-performance processors.

AI Infra 100 · rank 40 · score 91

Scores, AI Core (of 10)

Deployment10
Production8
Commercials10
Progress10
Technology8
Positioning10
Firepower8
Leverage10

Darker bar: ahead of the other company on that measure.

Positioning

The leading maker of high-end IC package substrates under GPUs and AI CPUs; demand outpaces supply, and its own constraint is ABF film from a single supplier, which makes it the substrate bottleneck in company form.

Latest signals

  • Ibiden plans a KRW 1.28 trillion investment to expand AI-server CPU substrate capacityThe Elec
  • Nvidia is expanding AI infrastructure manufacturing capacity with six supply-chain partners.Yicai
  • ASE, PTI, Amkor, TSMC, SK hynix, Ibiden, and Unimicron are expanding advanced-packaging capacity.Electronics Weekly

5 signals name Ibiden.

Facts, with sources

  • ABF film not secured for upsideIbiden Q1 release via Envalith, I-Connect007, Nikhs
  • 26.4Ibiden Q1 release via Envalith, I-Connect007, Nikhs
  • JPY 500000000000Ibiden interim report

4 facts on file.

Nittobo →

Tokyo, Tokyo, Japan · AI Core · Fabrication, memory & packaging / Advanced packaging · nittobo.co.jp

Nittobo manufactures T-glass, a high-performance glass-fiber material used in high-end ABF semiconductor package substrates. Persistent T-glass shortages can directly constrain advanced packaging supply.

AI Infra 100 · rank 86 · score 85

Scores, AI Core (of 10)

Deployment10
Production6
Commercials8
Progress10
Technology8
Positioning10
Firepower6
Leverage10

Darker bar: ahead of the other company on that measure.

Positioning

The dominant maker of low-thermal-expansion T-glass cloth for AI package substrates and low-dielectric NE glass for data-center boards; a specialty-glass chokepoint whose shortage has been named by the substrate makers as gating high-end ABF supply.

Latest signals

  • TSMC, Ajinomoto, and Nittobo occupy critical supply-chain positions for AI packaging.Electronics Weekly

1 signals name Nittobo.

Facts, with sources

  • >500mNittobo tanshin via BigGo, Nikkei
  • FY3/27 guided revenue growthNittobo tanshin via BigGo, Nikkei
  • FY3/26 electronic materials revenue growthNittobo tanshin via BigGo, Nikkei

7 facts on file.

More comparisons

Questions this page answers

Ibiden or Nittobo: which is ahead in ai core?

Ibiden ranks 40 on the AI Infra 100 with a score of 91; Nittobo ranks 86 with 85. Ibiden is ahead on production, commercials and firepower. Level on deployment, progress, technology, positioning and leverage. Ibiden is based in Ogaki, Japan, Nittobo in Tokyo, Japan. Ibiden is named in 5 signals and Nittobo in 1.

How do Ibiden and Nittobo compare?

Ibiden ranks 40 on the AI Infra 100 with a score of 91; Nittobo ranks 86 with 85. Ibiden is ahead on production, commercials and firepower. Level on deployment, progress, technology, positioning and leverage. Ibiden is based in Ogaki, Japan, Nittobo in Tokyo, Japan. Ibiden is named in 5 signals and Nittobo in 1. Both company files carry the scores on eight measures, the facts with sources and the latest signals.

Every comparison here comes from the same files members use every day.

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