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Shigeru MITANI
Ishihara Sangyo Kaisha, Ltd. Product Development Division
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Kaori OHHASHI
Ishihara Sangyo Kaisha, Ltd. Product Development Division
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Hiroyuki HAYASHI
Ishihara Sangyo Kaisha, Ltd. Product Development Division
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Norifusa MATSUO
Ishihara Sangyo Kaisha, Ltd. Product Development Division