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| 1 | A Society with an Environmentally Sound Material Cycle--- A New Age of Less Disposal and More Utilization of Materials | 循環社会-捨てずに生かす新時代 | |||
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| 1 | A Society with an Environmentally Sound Material Cycle--- A New Age of Less Disposal and More Utilization of Materials | 循環社会-捨てずに生かす新時代 | |||