Additional Information
Title | 通信及び情報化の現況 |
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URL | https://www.soumu.go.jp/johotsusintokei/whitepaper/ja/s51/pdf/S51_03_C2E81C9F4C1EDCFC0C2E81BECFC1-1.pdf |
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Last Modified Date | April 7, 2023 |
License | CC-BY |
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