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[2] NewspaperSG ( ()) <http://eresources.nlb.gov.sg/newspapers/Default.aspx>
[3] Syonan Shimbun, 21 February 1942, Page 1 - The Meaning Of Syonan () <http://eresources.nlb.gov.sg/newspapers/Digitised/Article/syonantimes19420221-1.2.3>
[4] 昭南特別市|アジ歴グロッサリー (アジア歴史資料センター著, ) <https://www.jacar.go.jp/glossary/term2/0050-0080-0050-0010.html>