1. Berger, Thomas U. War, Guilt, and World Politics after World War II. Cambridge: Cambridge University Press, 2012.
2. Botto, Kathryn. "Overcoming Obstacles to Trilateral U.S.-ROK-Japan Interoperability." Carnegie Endowment for International Peace, March 18, 2020, https://carnegieendowment.org/2020/03/18/overcoming-obstacles-to-trilateral-u.s.-rok-japan-interoperability-pub-81236.
3. Cha, Victor and Karl Friedhoff. "Ending a Feud Between Allies." Center for Strategic and International Studies, November 15, 2013, https://www.csis.org/analysis/ending-feud-between-allies.
4. Cha, Sangmi. "Uniqlo Ad Sparks Protest and Parody as South Korea-Japan Dispute Flares." The Japan Times, 22 October 2019, https://www.japantimes.co.jp/news/2019/10/22/business/japans-uniqlo-pulls-ad-south-korean-fury/.
5. Chun, Ja-hyun. "The Role of Japan's Civil Society Organizations and the Deteriorating Relationship between Japan and South Korea," International Journal 71, no. 1 (March 2016): 88-106.