Is founded as a private firm by Satoshi Kobayashi, at 3-Chome, Higashi Tateishi, Katsushika-ku, Tokyo.
Kobayashi Shoten Corpotation is established with capital of 900,000 yen and its main office is established at the same location.
The Kuramae Sales Office is opened (Asakusabashi, Taito-ku, Tokyo).
The main office was moved to 3-chome, Asakusabashi, Taito-ku, Tokyo.
Katsushika Sales Office opened, using the former main office's building.
The capital is increased to 3.6 million yen.
Katsushika Plant is completed. (3-chome, Higashitateishi, Katsushika-ku,Tokyo)
The production of KOBASOL is started.
The capital is increased to 10.8 million yen.
The capital is increased to 20 million yen.
A vinylon bag plant is completed (Misuji, Taito-ku, Tokyo).
The production and sales of vinylon bags started.
The Matsudo Plant is completed (Matsudo-shi, Chiba).
The production of KB Pack for produce is started.
The vinylon bag plant is closed and its operations are transferred to the Matsudo Plant.
Katsushika Sales/Branch Office is completed.
The main office building and warehouse is completed.
The company' name is changed to KOBAYASHI & CO., LTD.
The capital is increased to 40 million yen.
The Hirosaki plant is completed. (Hirosaki-shi, Aomori)
The production of KB Pack (for apples) begins.
The production of PSP sheets and trays begins.
The Ina plant is completed. (Kamiina-gun, Nagano)
The production of PSP pear packs begins.
The Katsushika plant is expanded.
The KOBASOL production facility is expanded.
An additional warehouse is built inside the Ina plant.
Satoshi Kobayashi Blue Ribbon Medal is received for contributing to the industry.
The capital is increased to 80 million yen.
The 1st phase of the Katsushika plant’s improvement work begins.
An additional warehouse is built inside the Ina plant.
The Fuji plant is completed. (Fujinomiya-shi, Shizuoka)
The production of OPALAY cups begins.
The company’s name is changed to KB Japan CO., LTD. and KB Japan begins operating as a real estate management company.
At the same time, KOBAYASHI & CO.,LTD. is established (a new company) and the operation is transferred to it.
The new main office building is completed.
The organization is restructured, and the management and sales divisions are moved to the main office building.
A new facility to mold and print on PSP ramen cups is installed, as well as an additional warehouse is built, inside the Fuji plant.
The Fifth-Class Satoshi Kobayashi Order of the Rising Sun is received for contributing to the industry.
The Hirosaki plant is expanded.
An additional warehouse is built within the Fuji plant.
SK Chemical Engineering CO.,LTD. is established.
The Katsushika plant is approved as a JIS Display Certified Factory.
The production of sealing material for construction begins.
Tatsuo Kobayashi is appointed as CEO. Satoshi Kobayashi is appointed as Chair.
KB PACKAGE CO., LTD. is established in Hong Kong.
KOBASOL No.4 JET (Japan Electrical Testing Laboratory)
Provisional permission for organic insulator upper limit testing is obtained.
HONG KONG KB CO., LTD. is established in Hong Kong.
The Ishioka plant is completed. (Omitama-shi, Ibaraki)
The Matsudo plant is closed and transferred to the Ishioka plant.
The Matsudo distribution center opens at the site where the Matsudo plant used to be.
The KOBASOL Division is registered for ISO9001 inspection.
The production of KOBASOL begins in China.
The Technical Center is newly established inside the Matsudo Distribution Center and becomes the Matsudo Plant.
A celebration is held to commemorate the 50th Anniversary of the company's foundation.
The Shiga plant is completed. (Omihachiman-shi, Shiga)
The KOBASOL Division is registered for ISO 14001 inspection.
KB PACKAGE CO., LTD. and HONG KONG KB CO., LTD. merges to establish KB ENTERPRISE (HK) CO., LTD. in Hong Kong.
Osaka Sales Office opens.
The company acquires shares of Ube Air Sealing Housing (currently Japan Energy Saving Housing Co.,Ltd.), becoming its head stockholder.
The Matsudo branch of Research & Development Section (currently Technical Research Laboratory) is established inside the Matsudo Plant.
The second phase of construction of the Shiga plant is completed.
KB ENTERPRISE (HZ) CO.,LTD. is established in Huizhou.
KB ENTERPRISE(SH) CO., LTD. is established in Shanghai.
The Packaging Division and Fuji plant obtains ISO 9001 certification.
The Ina second plant is completed.
The Ishioka plant obtains ISO9001 certification.
Tohoku Sales Office is established.
A celebration is held to commemorate the 60th Anniversary of the company's foundation.
The Shiga plant obtains ISO9001 certification.
Kobe Sales Office is established.
The company receives the License For Selling And Leasing Specially Controlled Medical Devices.
The Tohoku plant is completed. (Kurokawa-gun, Miyagi)
The company acquires shares of KAMAGAYA SEITAI CO., LTD. making it a subsidiary.
Women's Health Japan K.K. is established as a subsidiary.
The expansion of the Hirosaki plant is completed.
The Kansai plant is completed. (Joyo-shi, Kyoto)
The Tohoku plant obtains ISO9001certification.
The company acquires shares of SEEDS PACK to make it a subsidiary.
The Ina plant, Hirosaki plant, Distribution Materials Division, New Business Division: High-Performance Film Team, Technical Research Laboratory, and High-Performance Film G obtain ISO9001 certification.
KB ENTERPRISE(VN) CO., LTD. is established in Vietnam.
Tatsuo Kobayashi Blue Ribbon Medal is given for contributing to the industry.
KB Holdings CO., LTD. is established.
The company distributes dividend-in-kind shares of Women’s Health Japan K.K. to make it a subsidiary of KB Holdings CO., LTD.
The company obtains 100% shares of Fine Techno Co.,Ltd. to make it a subsidiary.