- Discrete Groups and Moduli June 17–20, 2019, Sakata-Hirata Hall, Nagoya University
- Algebraic Geometry and Moduli Theory —Conference in Honor of Shigeru Mukai's Retirement— March 11–15, 2019, RIMS, Kyoto
- Algebraic Geometry in Positive Characteristic and Related Topics, December 17--20, 2018, The University of Tokyo
- ワークショップ「正標数の代数幾何とその関連する話題」, January 30 – February 1, 2018, 法政大学小金井キャンパス
- The 11th Conference on Arithmetic and Algebraic Geometry, January 22–25, 2018, The University of Tokyo
- K3 Surfaces and Related Topics - the 17th International Conference, Graduate School of Mathematics, Nagoya University, December 19–21, 2017, Nagoya University
- Algebraic Geometry Conference - in honor of JongHae Keum's 60th birthday, March 28 (Tue.) Morning - April 1 (Sat.) Noon, 2017, Venue: Haeundae, Busan, Korea
- The 10th Conference on Arithmetic and Algebraic Geometry, December 12–15, 2016, University of Tokyo
- Moonshine and K3 surfaces, November 7–11, 2016, Nagoya University
- Conference on K3 surfaces and related topics, November 16–20, 2015, KIAS, Seoul, Korea
- Arithmetic and Algebraic Geometry 2015, January 27–31, 2015, Graduate School of Mathematical Sciences, University of Tokyo
- K3, Enriques surfaces and related topics, November 10–14, 2014, Nagoya University
- Development of Moduli Theory, June 17–21, 2013, RIMS, Kyoto University
- Algebraic geometry, modular forms and applications to physics, November 26-30, 2012, ICMS, Edinburgh
- Automorphisms of algebraic varieties- dynamics and arithmetic, December 18–23, 2011, Shirahama
- Workshop on Arithmetic and Geometry of K3 surfaces and Calabi-Yau threefolds, August 16-25, 2011, University of Toronto and the Fields Institute
- The elliptic genus of K3 surfaces and the Mathieu group M_{24}, February 14–15, 2011, Nagoya University
- Lattices, Reflection Groups and Algebraic Geometry, November 24-26, 2010, Nagoya University
- Moduli and Discrete Groups, June 8–12, 2009, Kyoto University
- Algebraic Geometry in Positive Characteristics and Related Topics, November 5–7, 2008, Nagoya University
- Birational Automorphisms of Compact Complex Manifold and Dynamical Systems, August 27–31, 2007, Nagoya University
- Fake Projective Planes and Arithmetic Quotients, July 24–25, 2006, Nagoya University
- Moduli, Compactifications and related Topics, September 28–30, 2005, Nagoya University
- Galois Theory, Painlevé equations and Algebraic Geometry, December 3–4, 2004, Nagoya University
- Korea-Japan Conference on Algebraic Geometry, July 5–9, 2004, KIAS, KOREA
- Discrete Groups and Moduli, September 2–5, 2002, Nagoya University