Impact of Inter-Core Crosstalk on Coherent Optical Time-Domain Reflectometry in Repeatered Multicore Fibre Systems. - Kosuke Komatsu; Kodai Ishida; Shohei Beppu; Daiki Soma; Seiya Sumita; Taiki Fukushima; Kazuyoshi Inoue; Hidenori Takahashi; Yuta Wakayama; Takehiro Tsuritani (ECOC, 2025)