– Chathumi Ayanthi Kavirathna, Ryuichi Shibasaki, Wenyi Ding, Natsuhiko Otsuka, Feasibility of the Northern Sea Route with the effect of Emission Control Measures, Transportation Research Part D: Transport and Environment (accepted)

– Ryuichi Shibasaki, Global intermodal logistics network simulation modelling, 8th International Conference on Research for Transport and Logistics Industry (R4TLI 2023), 26 August 2023, Moratuwa, Sri Lanka [invited] (keynote speech)

– Chathumi Ayanthi Kavirathna, Ryuichi Shibasaki, Northern Sea Route Vs. Suez Canal Route: Effects of emission control measures, 8th International Conference on Research for Transport and Logistics Industry (R4TLI 2023), 26 August 2023, Moratuwa, Sri Lanka

– Chathumi Ayanthi Kavirathna, Ryuichi Shibasaki, Bulk vessels diversions between NSR and SCR with the effect of emission trading system, 1st Joint Workshop ArCSII Arctic Sea Route Research Group and JCAR Ice Engineering Research Working Group, 9−10 August 2023, Sapporo, Japan

– Wenyi Ding, Ryuichi Shibasaki, Analysis of the optimal emission tax on shipping: considering Northern Sea Route, 1st Joint Workshop ArCSII Arctic Sea Route Research Group and JCAR Ice Engineering Research Working Group, 9−10 August 2023, Sapporo, Japan