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参照: https://risukirigi.blog.shinobi.jp/Entry/358/
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https://twitter.com/wni_jp/status/1671992707378708480?s=20
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https://twitter.com/wni_jp/status/1671765132735811584?s=20
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https://twitter.com/wni_jp/status/1671656504842416128?s=20
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https://twitter.com/wni_jp/status/1671700808554131458?s=20
https://twitter.com/wni_jp/status/1671668869172436992?s=20
https://twitter.com/wni_jp/status/1671652064630562816?s=20
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