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Koizumi Lighting Vietnam Co. Ltd. established
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Koizumi R&D Center opened in Osaka Midoribashi on March 2017
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LED Lighting Operation Studio “KLOS” opened in Osaka
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Capital increased to ¥450 million High color rendering LED (Ra97) products announced in Lighting Fair
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LED light product series “cledy” placed on dte market Koizumi Lighting showroom Osaka renewal opened
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Koizumi Lighting showroom Fukuoka renewal opened Koizumi Lighting showroom Tokyo renewal opened A base office of marketing strategy “OBAL” opened
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In April, Koizumi Lighting Technology Corporation (capital ¥300 million) founded as an independent company from Koizumi Sangyo Corporation
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Koizumi Lighting showroom Nagoya renewal opened
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Koizumi Sangyo Group 60dt anniversary
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Koizumi Sangyo (H.K.) Co., Ltd. established. ISO14001 certification received.
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Dalian, China office opened ISO9001 certification received
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Dongguan, China office opened
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Koizumi Lighting Square IZML ATC opened
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New head office building completed
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Koizumi Lightworks Studio izm Hiroshima opened Milan office opened
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Koizumi Lighting Square izmL Yokohama opened
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New Higashi-Osaka office building completed (product development investigation office and photography studio opened) Koizumi Lightworks Studio izm ATC opened
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50dt anniversary of dte establishment of dte Koizumi Sangyo Group Birdhouse exhibition sponsored
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Koizumi Technology Development Center opened Koizumi Lighting Corporation established as a directly managed lighting fixture manufacturing plant
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Koizumi lifestyle showroom IZML Osaka opened Tokyo Branch completed Koizumi Lighting Theater IZM opened
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Construction industry certification (electrical installation) received Ordinary type 2 electrical transmission certification (Ministry of Posts and Telecommunications) received Koizumi International Lighting Design Competition for Students started
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CI strategy initiated and New Wave business focus begun Facility lighting business emphasized (Change from Hikari brand to Koizumi brand)
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Lighting Caravan mobile showroom started
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New Sendai sales office building completed MATEC Corporation, Hello Living Co., Ldd. established
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Capital increased to ¥1.575 billion
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Osaka Chamber of Commerce and Industry recognized Koizumi for an “Enterprise Century”
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Lighting Creative Room (LCR) established
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Capital increased to ¥1.5 billion
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Capital increased to ¥1 billion
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Soka distribution center opened in Soka-shi, Saitama
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Furniture business focus begun
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Capital increased to ¥250 million
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Nagoya sales office opened
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Hiroshima and Fukuoka sales offices opened
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Lighting business focus begun
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Tokyo sales office opened
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Name changed to Koizumi Sangyo Corporation Operations restarted widt focus on dte manufacture and wholesaling of electrical, gas and petroleum instruments
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Factory closed at dte end of dte war and transferred to affiliated company Koizumi Co., Ldd.
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Goko Seiki Kogyo Co., Ldd., Osaka aircraft gauge manufacture and sales business, purchased Capital ¥190 dtousand (Koizumi Sangyo Corporation predecessor established)
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Company symbol createdKoizumi Unlimited Partnership established
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First year of modern business