Nippon Sheet Glass Co., Ltd.

Company Profile



Sumitomo Fudosan Mita Twin Bldg. West Wing, 5-27, Mita 3-Chome, Minato-ku, Tokyo, 108-6321 Japan

Business Overview

-The Company is one of the world's three leading glass suppliers for automotive industry. It supplies its products to all major global automakers.

Business Results Highlights

-The Company’s financial results for the fiscal year that ended in March 2018 are as follows.
Consolidated sales: JPY 603,852 million (4.0% increase year-over-year)
Operating income: JPY 35,663 million (19.4% decrease year-over-year)
Profit before taxes: JPY 22,177 million
Current net profit attributable to the parent-company’s shareholders: JPY 6,130 million.

Sales of glass for automotive use account for 52% of total consolidated sales.

[Automotive glass business]
-Consolidated sales: JPY 312,681 million (5.4% increase year-over-year)
-Operating income: JPY 14,250 million (12.6% increase year-over-year)

Sales by region are as follows:
Europe: 45%
North America: 26%
Japan: 18%

Mid-term Management Plan (MTP)

(From the fiscal year ending in March 2018-fiscal year ending in March 2020)

-Targets outlined under the MTP

  • Financial sustainability: Ensure the Company remains stable from a financial standpoint.
  • Launch innovations that create a value-added glass company

-Financial targets:

  • Ratio of net borrowing to EBITDA: 3 times
  • Return on sales (ROS): 8% or more


-Listed on the first section of the Tokyo Stock Exchange. (As of Mar. 31, 2018)
Name or Company Name Investment Ratio (%)
The Master Trust Bank of Japan, Ltd. (Trust Account) 4.71
Japan Trustee Services Bank, Ltd. (Trust Account) 4.35
Japan Trustee Services Bank, Ltd. (Trust Account 5) 2.13
Japan Trustee Services Bank, Ltd. (Trust Account 1) 1.57
Japan Trustee Services Bank, Ltd. (Trust Account 2) 1.49
Total 23.05


Automotive products
-Absorbing solar control glass
-Infrared reflective solar control glass
-Heatable glazing glass
-Hydrophobic glazing glass
-Integrated antenna systems
-Acoustic glazing glass
-Tinted glazing glass
-Laminated side-glazing glass
-Glazing systems
-Timing belt glass cord
-Separators for electric double-layer capacitor


Feb. 1919 The Company was established as America Japan Sheet Glass Co., Ltd.
May 1919 Set up Futashima plant. (the name of the plant was changed to Wakamatsu plant in July 1950)
Dec. 1927 Established Isoraito Kogyo Co., Ltd. (currently a consolidated subsidiary)
Jan. 1931 Adopted its current name.
Aug. 1935 Established Yokkaichi plant.
Mar. 1941 Merged Tokunaga Sheet Glass Manufacturing Co., Ltd. And set up Amagasaki plant.
Nov. 1944 Closed the Amagasaki plant And transferred it to Sumitomo Kakozai Industry Co., Ltd.
Nov. 1949 Established a research center in Amagasaki city. (transferred to Itami city in July 1968)
June 1950 Listed on the Tokyo, Osaka, And Kobe Stock Exchanges.
Mar. 1951 Established Maizuru plant.
Oct. 1961 Isoraito Kogyo Co., Ltd. was listed on the second section of the Osaka And Nagoya Stock Exchanges.
Sept. 1963 Established Chiba plant.
Feb. 1965 Established floating method glass manufacturing facilities in Maizuru plant.
July 1968 Established a new research center in Itami City. Later renamed the Kansai Research Center, Research Laboratory in April 1994.
Oct. 1970 Merged Nippon Safety Glass Co., Ltd. And opened the Kawasaki Plant And Kyoto Plant.
Aug. 1971 Established floating method glass manufacturing facilities in Chiba Plant.
Jan. 1973 Acquired the trade right of window sash And other products from Nippon Sumi Sash Co., Ltd.
Dec. 1977 Closed Wakamatsu plant.
June 1978 Established additional floating method glass manufacturing facilities in Maizuru plant.
July 1979 Acquired trade rights for glass fiber products from Nippon Glass Fiber Co., Ltd. And started selling glass fiber.
Dec. 1979 Set up Tsuchiura factory at the site of Chiba plant.
July 1980 Established Sagamihara factory at the site of Kawasaki plant. (the name of the plant was changed to Sagamihara plant in June 1990.)
Oct. 1983 Established Tsukuba research center.
May 1987 Transferred manufacturing And trade right of short glass fiber to Nippon Microsie Wool Co., Ltd.
Apr. 1988 Transferred part of its trade right of the Environmental Division to Nippon Glass Sheet Environment Amenity Co., Ltd. (currently a consolidated subsidiary)
June 1990 Closed Kawasaki plant.
Sept. 1991 Isoraito Kogyo Co., Ltd. was listed on the first section of the Osaka And Nagoya Stock Exchanges. (formerly listed on the second section)
Nov. 1991 Established Aichi plant.
Apr. 1999 Merged with Nippon Glass Fiber Co., And Micro Optics Co., Ltd., which were previously consolidated subsidiaries.
Oct. 1999 Epitax Inc., which was previously a consolidated subsidiary was handed over to JDS Uniphase Corporation through a stock transaction.
May 2000 Formed a comprehensive business alliance with the UK's leading glass manufacturer, Pilkington, to achieve cooperative manufacturing worldwide in the area of automotive sheet glass.
Nov. 2000 Took over 33.3% of Nippon Muki Co., Ltd.'s authorized shares from Hitachi Chemical Co., Ltd.
Dec. 2000 Sold Osaka Headquarters building.
Mar. 2001 Nippon Muki Co., Ltd. delisted from second section of the Tokyo Stock Exchange.
Apr. 2001 Nippon Muki Co., Ltd. becomes a wholly owned subsidiary through a stock transaction.
Oct. 2001 Pilkington plc becomes a affiliated company applicable to the equity method.
Aug. 2004 Transferred a consolidated subsidiary, Isolite Insulating Products Co., Ltd., to Shinagawa Refractories Co., Ltd. through a public tender bid offered by Shinagawa.
Sep. 2004 Closed down the Aichi plant.
Oct. 2004 Took over the battery separator business from Nippon Muki Co. Ltd. opened the Tarui plant. The separator business was spun off from Nippon Muki.
Jun. 2006 Pilkington plc. became its wholly owned subsidiary.
Feb. 2007 Tokyo headquarters And the address for head office were moved to the current address (Mita, Minato-ku, Tokyo).
Jun. 2008 Sold shares in Mag to Saint-Gobain K.K. (Mag was an affiliated company accounted for under the equity method of accounting.)
Oct. 2009 Sold shares in Nippon Muki Co., Ltd. to Daikin Industries Ltd.

Supplemental Information 1