Perbandingan kebijakan Official Development Assistance (ODA) Tiongkok, Jepang, dan Korea Selatan = Comparision of ODA policies of China, Japan, and Republic of Korea

Perbandingan sistim hukum civil law-common law (Bahan diskusi program doktor)

Anime sebagai alat diplomasi budaya populer pemerintah Jepang di Cina dan Korea Selatan = Anime as Japanese government's diplomacy tool in China and South Korea

Volatility Spillover antara Indonesia dengan Jepang, China, Singapura, Korea Selatan, dan Amerika Serikat Periode 2003 ? 2023: Perbandingan antara Periode Non-Krisis dengan Krisis Keuangan Global 2008 dan Pandemi COVID-19 = Volatility Spillover between Indonesia and Japan, China, Singapore, South Korea, and The United States Period 2003 – 2023: Comparison between the Non-Crisis Period and The 2008 Global Financial Crisis and The COVID-19 Pandemic

Catatan tentang perbandingan hukum pidana: Indonesia-Belanda-Jerman-Australia-Skotlandia-Inggris-Korea-Jepang-Malaysia-RRC-Argentina-Greenland