Founded | February 23, 1998 |
Capital | JPY 900 mil (Sumitomo Corporation 100% share) | ||||||||||||||||||||||||||||||||||||||||||||||||
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Sales | JPY 48.1billion (fiscal year 2021) | Employees | 267 (as of March 31, 2022) | ||||||||||||||||||||||||||||||||||||||||||||||||
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Year / month | Sumitomo Shoji Chemicals Co., Ltd. | |
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July, 1968 | Sumisho Chemicals & Plastics, Inc. was fully founded by Sumitomo Corporation. | |
April, 1992 | Merged Tokyo Sumisho Polymer Technics K. K. and Osaka Sumisho Polymer Technics K. K. | Tokyo Sumisho Polymer Technics K.K. and Osaka Sumisho Polymer Technics K.K. ![]() |
February, 1998 | Sumitomo Shoji Plastics Co., Ltd. was fully founded by Sumitomo Corporation (capital JPY 450 mil) | |
April, 1998 | Acquired plastics sales business from Sumisho Chemicals & Plastics, Inc. | Sumisho Chemicals & Plastics, Inc. divested plastics sales business![]() |
April, 1999 | Sumitomo Shoji Chemicals Co., Ltd. acquired chemical business excluding agro chemicals from Sumisho Specialty Chemicals International Co., Ltd. | |
August, 1999 | Sumitomo Shoji Plastics Co., Ltd. increased JPY 900 mil in capital. | |
May, 2001 | Headquarters relocated to Harumi Island Triton Square | |
July, 2002 | Sumitomo Shoji Plastics Co., Ltd. merged Sumisho Plaschem Co., Ltd. | Sumisho Plaschem Co., Ltd.![]() |
July, 2004 | Sumitomo Shoji Plastics Co., Ltd. acquired organic chemical business from Sumitomo Shoji Chemicals Co., Ltd. | Sumitomo Shoji Chemicals Co., Ltd. divested organic chemical business![]() |
July, 2005 | Sumitomo Shoji Chemicals Co., Ltd. acquired chemical business from Sumisho Medichem Co., Ltd. | |
October, 2005 | Sumitomo Shoji Plastics Co., Ltd. merged Sumitomo Shoji Chemicals Co., Ltd. and Sumisho Chemicals & Plastics Nagoya Co., Ltd. Sumitomo Shoji Plastics Co., Ltd. changed its trade name to Sumitomo Shoji Chemicals Co., Ltd. |
Sumitomo Shoji Chemicals Co., Ltd. Sumisho Chemicals & Plastics Nagoya Co., Ltd. ![]() |
April, 2008 | Sumitomo Shoji Chemicals Co., Ltd. acquired electronics device business from Sumitronics Corporation | Sumitoronics Corporation divested electronics device business.![]() |
April, 2018 | Sumitomo Shoji Chemicals Co., Ltd. merged Soda Ash Japan Co., Ltd. | Soda Ash Japan Co., Ltd.![]() |
May, 2018 | Headquarters relocated to Sumitomo Shoji Takebashi Bldg. |
8F, Sumitomo Shoji Takebashi Bldg., 2-2, Hitotsubashi 1-Chome, Chiyoda-ku, Tokyo 100-0003
Tokyo Metro Tozai Line (T08) “Takebashi” Exit [1B]
Tokyo Metro Hanzomon Line (Z07), Toei Mita Line (I10) and Toei Shinjuku Line (S06) “Jimbocho” Exit [A8]
Tel : +81-3-5220-8200
7F, Sumitomo Bldg., 5-33, Kitahama 4-Chome, Chuo-ku, Osaka-shi, Osaka 541-8576
Osaka Metro Midosuji Line (M17) “Yodoyabashi” Exit [4]
Tel : +81-6-6105-4000
44F, JR Gate Tower, 1-3, Meieki 1-Chome, Nakamura-ku, Nagoya-shi, Aichi 450-6644
JR “Nagoya” (directly connected)
Tel : +81-52-583-2180
10F, Ginsen Hiroshima Bldg., 3-2, Kamiyacho 1-chome, Naka-ku, Hiroshima-shi, Hiroshima 730-0031
Hiroshima Electric Railway “Kamiyacho-higashi”
ASTRAM Line “Hondori”
Bus “Kamiyacho”
Tel : +81-82-248-8393