加藤准教授、北東アジア学会編『21世紀の北東アジア—域内の平和・発展と相互協力への指針を求めて』（国際書院）に、堀内賢治・伏田寛範との共著論文「ロシアにとっての北東アジア」を寄稿
Associate Prof. Kato contributes a chapter titled “Northeast Asia from Russia's Perspective: 1991–2022” (co-authored with Kenji Horiuchi and Hironori Fushita) to the 30th anniversary publication of the Association for Northeast Asia Regional Studies (ANEARS), Northeast Asia in the 21st Century: Perspectives on Peace, Development, and Cooperation in the Region (Tokyo: Kokusai Shoin).