Komori
Other Disclosures4186TOKYO OHKA KOGYO CO.,LTD.Materials and Chemicals

Notice Regarding the Completion of the New Manufacturing Building at the Koriyama Plant

TOKYO OHKA KOGYO CO., LTD. has completed a new manufacturing building for semiconductor photoresists at its Koriyama Plant. Operations are scheduled to begin in November 2026, with plans to expand production capacity and advance automation and digitalization.

Worth reading
50Recurring
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
230
¥100 million (approximate investment amount)
Wording
Definitive
How definitive the wording is.

Announced details

Photoresist for semiconductorsEUV photoresistsArF photoresists
Applicable field (uses covered by this announcement)

Semiconductor manufacturing

Launch dateNovember 2026 (scheduled to commence operations)
Location (as indicated in this announcement)

1-23 Machiikedai, Koriyama, Fukushima

Building footprint: 4,800 m²; 1 new manufacturing building
Impact on Business Performance

Already incorporated into the consolidated earnings forecast announced on 6 August 2026

The company does not address Contract Value / Offering price.

Announced details
ItemDetails
Names of Products / Services CoveredPhotoresist for semiconductors, EUV photoresists, ArF photoresists
Launch dateNovember 2026 (scheduled to commence operations)
Applicable areaSemiconductor manufacturing
Location1-23 Machiikedai, Koriyama, Fukushima
Location scaleBuilding footprint: 4,800 m²; 1 new manufacturing building
Impact on Business PerformanceAlready incorporated into the consolidated earnings forecast announced on 6 August 2026
Items this document does not state (12)
CounterpartyCounterparty overviewRelationship with the CompanyContract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateQuantitative EffectsUsage historySource

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To enhance product quality and expand supply capacity in anticipation of medium- to long-term growth in the semiconductor market. The company also aims to improve safety and production efficiency through automation and digitalization of its manufacturing lines and to build a robust supply chain.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding the Completion of the New Manufacturing Building at the Koriyama Plant | TOKYO OHKA KOGYO CO.,LTD. (4186) timely disclosure | Komori