Prof. Kawamoto made a presentation entitled “Angle-Distance Separated Beam Training for IRS Control in Spherical-Wave Propagation Environments”, Ishikawa (M1) made a presentation entitled “Optimization of Channel State Feedback Volume Using Spatial Correlation Between Devices in Multi-AP Coordination”, and Tanaka (M1) made a presentation entitled “Modeling and Evaluation of Resonance Impact in Inter-Layer Propagation for Stacked Intelligent Metasurfaces” at Technical Committee on Radio Communications Systems, that was held in Ishigaki, Okinawa, Japan in June. 2026.



