Fine Sinter Co., Ltd.

Company Profile



1189-11 Nishinohora, Akechi-cho, Kasugai-shi, Aichi-ken, 480-0303, Japan

Business Overview

-Manufacturer of powder metallurgy products in the Toyota group. Automotive parts account for approximately 90% of sales. The Company provides engine parts, shock absorber parts, transmission parts, body parts, steering parts, brake parts, etc.

-The Company’s automotive parts line of business accounted for 80% of the Company’s total sales. It mainly delivers engine parts, shock-absorber parts, transmission parts, and auto-body parts.

-In October 2002, the Company merged Tokyo Sintered Metals and Japanese Powder Metallurgy into the Company.

Financial Highlights

-The Company’s financial results for the fiscal year that ended in March 2022 are as follows.
 Consolidated sales: JPY 39,674 million (1.8% increase year-over-year)
 Operating loss: JPY 973 million (323.7% decrease year-over-year)
 Ordinary loss: JPY 976 million (34.8% decrease year-over-year)
 Current net loss attributable to the parent-company’s shareholders: JPY 2,658 million


Mid-term Management Plan 2025

<Management Index for FY Mar. 2026>

  • Consolidated sales: JPY 40 billion
  • Consolidated operating margin: 8%
  • ROE: 10%


-Listed on the Standard Market of the Tokyo Stock Exchange and on the Main Market of the Nagoya Stock Exchange. (As of Mar. 31, 2023)
Company Name Investment Ratio (%)
Toyota Motor Corp. 20.90
Employee stock holdings 5.98
KYB Corporation 5.01
Denso Corp. 4.57
Aisin Corporation 3.08
Sumitomo Electric Industries, Ltd. 2.93
MUFG Bank, Ltd. 2.29
Sumitomo Mitsui Trust Bank, Ltd. 2.27
JFE Steel Corporation 2.14
Aioi Nissay Dowa Insurance Co., Ltd. 1.81
Total 51.02


Powder metal products
Engine components
-Valve seats
-Valve guides
-Titanium valves
-Sintered arms
-Vane nozzles
-Thrust metal
-Exhaust flanges
-Sensor bosses
-Oil pumps
-Cover balances
-Clamp nozzle holders
-Holder fuel cap
-Crank angle sensors
-Wear resistant ring

Transmission components
-Shift gears
-Shift forks
-Sprocket drives
-Sleeve parking locks
-Cam rings
-Side plates
-Synchronizer rings
-Control parts
-Transfer actuators
-Oil-pump gears

Shock absorber components
-Banded Piston
-Special Piston
-Rod guides
-Valve cases

Electric Parts
-Reactor cores
-Motor cores
-Shift eccentrics

-Wedges, couplings, bushes, press-fit 2-stage gears
-ABS sensors
-Rotors, cam rings, side plates
-Tilted cams
-Tilt gears
-Coil assemblies
-Detection ring
-Rack guides


Dec. 1950 Established in Maeno-cho, Itabashi-ku, Tokyo. Started production of powder metallurgy products.
Apr. 1952 Established and started operations at a new plant in Azukizawa-cho, Itabashi-ku, Tokyo.
Aug. 1955 Established the Nagoya Office in Chigusa-ku, Nagoya.
Feb. 1958 Started production of automotive machine parts.
Jul. 1958 Received Japan Industrial Standard (JIS) certification (Approval No. 6073).
Nov. 1960 Established and started operations at the Kasugai Plant in Kasugai, Aichi.
Oct. 1995 Transferred the Nagoya office to the Kasugai plant and the Tokyo office to the Kawagoe plant.
May 1996 Established Thai Fine Sinter Co., Ltd., a joint venture in Thailand (invested 36% of capital).
Aug. 1998 Moved the administrative division to the Kawagoe plant.
Jan. 2000 Established the technology development center at the Kasugai Plant.
Apr. 2001 Constructed an office building at the Kawagoe plant.
Jul. 2001 Established a joint venture, American Finesinter Co., Ltd. (invested 51% of capital).
Oct. 2002 Merge with Japan Powder Metallurgy, and the name of the company changed to Finesinter.
Oct. 2002 Made Sanshin (currently Fine Sinter Sanshin Co., Ltd.) the Company's wholly owned subsidiary through a stock acquisition.
Nov. 2002 Integrated the Osaka office in its relocation to Ibaraki-city, Osaka
Dec. 2002 Integrated the Nagoya office in its relocation to Toyoda-city, Aichi.
Dec. 2002 Integrated the Tokyo office in its relocation to Chiyoda-ku, Tokyo.
Jan. 2003 The entire company is ISO14001 certified.
Jan. 2004 The entire company is ISO9001 certified.
Jun. 2004 Established a joint venture, Precision Sintered Products (Wuxi) Co., Ltd. in China, investing 51% of the capital.
Jul. 2005 Transferred the Tokyo Sales Office to its Kanagawa Plant site.
Jan. 2008 Constructed a new headquarters building in Kasugai city, Aichi prefecture, and moved its headquarters and technical departments.
Apr. 2009 All Company facilities obtained ISO/TS16949 certification.
Aug. 2009 Consolidated the Nagoya office into the headquarters building.
Mar. 2010 Dissolved Fine Sinter Engineering Co., Ltd., which was the Company’s non-consolidated subsidiary.
Mar. 2011 Acquired the outstanding shares of Fine Sinter Sanshin Co., Ltd., making it a wholly owned subsidiary. 
Sep. 2012 Establislhed PT. Fine Sinter Indonesia, which is currently a consolidated subsidiary.
Apr. 2017 Listed on the Second Section of the Nagoya Stock Exchange
Apr. 2022 Moved to the Standard Market of the Tokyo Stock Exchange, and to the Main Market of the Nagoya Stock Exchange.

Supplemental Information 1