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  • 1 (2021-08-18 (Wed) 21:35:58)

- http://blog.livedoor.jp/goldennews/archives/51208439.html ([https://web.archive.org/web/20130920054826/http://blog.livedoor.jp/goldennews/archives/51208439.html webarchive])

- [https://www.google.com/search?q=USEN+%E8%A2%AB%E5%AE%B3 https://www.google.com/search?q=USEN 被害]

- https://www.jpnumber.com/freedial/numberinfo_0120_905_408.html