ENVALITH
オーエスジー株式会社 logo

OSG Corporation

6136・Prime Market・Machinery

Official website
オーエスジー株式会社 logo
OSG Corporation6136

Japan

The core segment for domestic manufacturing and sales, underpinning the group's overall revenue base

PeriodCurrentPreviousChange
Net sales (external customers, cumulative half-year)¥27,662 million¥25,623 million↑
Net sales (segment total, including internal transfers, cumulative half-year)¥41,637 million¥37,214 million↑
Segment profit (operating income, cumulative half-year)¥6,382 million¥4,079 million↑
Segment internal transfer sales (cumulative half-year)¥13,975 million¥11,590 million↑

Business Details

The Japan segment consists of OSG Corporation itself and its domestic consolidated subsidiaries. It manufactures and sells cutting tools such as Taps (Thread Cutting Tools), End Mills (Milling Cutters), and drills, along with Thread Rolling Tools, measuring instruments, and Coating Services. Its main customers are domestic manufacturers (automotive, aircraft, electronic components, and general machining), and its strengths lie in high-value-added A-brand products and catalog products for fine and precision machining. It also handles internal transfers to overseas segments and functions as the group's mother factory.

Recent Overview

Sales and profit both increased substantially, driven by A-brand and fine/precision machining products

In the second quarter (cumulative first half) of FY2026 (ending March 2026)... wait, note: fiscal year end month

Key Products

product
Taps (Thread Cutting Tools)

Cutting tools used for thread cutting. OSG offers a lineup of high-value-added products centered on the A-brand, supplying widely to the automotive, aircraft, and electronic component industries.

product
Milling Cutters (End Mills, etc.)

A group of milling tools centered on end mills. Catalog products for fine and precision machining have performed steadily, with expanding adoption in the aircraft, mold, and electronic component fields.

product
Drills & Diamond Tools

A group of drilling tools centered on carbide drills. The company also offers diamond-coated tools for machining hard-to-cut materials, capturing demand in the aircraft, automotive, and electronic component fields.

product
Thread Rolling Tools

Thread rolling tools that form screws and gears through plastic deformation rather than cutting. They enjoy stable demand for automotive parts and fastener manufacturing.

service
Coating Services (Job Coating)

A contract processing service that applies PVD coating to cutting tools owned by customers. It contributes to extending tool life and improving machining precision, and serves as a continuing source of revenue.

Growth Drivers

  • Increased sales at home and abroad driven by the global rollout of new A-brand products
  • Growing demand for catalog products for fine and precision machining
  • A recovering trend in domestic manufacturing (spillover of export-related demand accompanying the recovery of U.S. manufacturing)
  • Expansion of the Coating Services business (Job Coating)
  • Labor-saving and efficiency improvements in the production system through the introduction of in-house manufactured machinery and equipment
  • Increased internal transfers to overseas group companies (strengthening its function as a global supply base)

Risks

  • Downward pressure on domestic manufacturing (export-related) from U.S. tariff policy
  • Rising manufacturing costs (raw materials such as carbide) due to continued high inflation
  • Demand fluctuations in the automotive-related industry (a key domestic customer sector)
  • Impairment risk on fixed assets
  • Increased costs to address labor shortages
  • Impact of exchange rate fluctuations on internal transfer revenue to overseas destinations

Last updated: February 19, 2026