Company is established in Tokyo as Dia Packaging Corporation. |
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Osaka Branch is established. |
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Nagoya Office is established (currently Nagoya Branch). |
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Dispen Pak Japan Co., Inc. is established through a joint venture between Mitsubishi Corporation and Q.P. Corporation. |
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The first Hypa machine, manufactured by the Germany company Bosch, is introduced to a plant in Kanto(the metropolitan Tokyo area), and filling and packaging operations on a commission basis begin. |
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Packaging business aimed at convenience stores begins. |
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Headquarters is moved to Hatchobori in Tokyo. |
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Company name is changed from Dia Packaging Corporation to Mitsubishi Shoji Packaging Corporation. Headquarters is moved to Nihonbashi in Tokyo. |
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Merger is carried out with MCP Co., Ltd. |
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ISO14001 Certification is obtained. |
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Zip-Pak Japan Co., Ltd. is established through a joint venture between Mitsubishi Corporation and the American company |
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FSC (Forest Stewardship Council) Certification is obtained. |
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Paper Division is split off and is consolidated into Mitsubishi Paper Sales Co., Ltd. |





