[S-CG62] Reducing risks from earthquakes, tsunamis & volcanoes: new applications of realtime geophysical data

[SCG62-P09] Tides and the 2025 Kamchatka tsunami detected using DAS on the Tonankai-oki cable along the Nankai Trough, Japan

*Masayuki Tanaka¹, Kazuhiro Kimura¹, Yasuhiro Yoshida², Hiroaki Tsushima¹ (1. Meteorological Research Institute, 2. Meteorological College)

Keywords:DAS, optical fiber, tsunami