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NTT, KDDI, and SoftBank held a talk session on 'Space x Communication' strategies on October 31, 2025.
NTT's Goro Kimura believes satellite communication may play a major role in areas like the Global South where ground communication infrastructure is being established.
NTT believes that satellite observation data is leading to significant changes in various industries by revealing previously unseen information.
NTT's Goro Kimura indicates that entering the communication business globally with a similar scale of investment as existing players is challenging due to frequency acquisition disadvantages.
NTT aims to operate a self-sustaining network within Japan, experimenting with infrastructure like HAPS for efficiency and better business strategies.
NTT established a technique for directly capturing precursors to road subsidence from electromagnetic waves.
NTT aims to improve the detection of precursors to road subsidence through the complementary use of these diverse technologies.
NTT explains that it can detect road subsidence early by monitoring large cavities that cause it.
NTT demonstrated a method for detecting precursors to road subsidence by observing roads with an asphalt-penetrating SAR satellite and analyzing multiple polarizations.
NTT successfully demonstrated a method for detecting precursors to road subsidence using synthetic aperture radar (SAR) satellites.
NTT plans to establish cooperation with business companies and municipalities to streamline and reduce costs in inspection tasks related to road subsidence prevention.
NTT is developing a method to monitor underground ground conditions using fiber optics as sensors.
NTT announced this achievement on November 7.
NTT has previously researched methods to estimate soil moisture using satellites for predicting landslides.
NTT, KDDI, and SoftBank hosted a talk session on space and communications on October 31, 2025, during NIHONBASHI SPACE WEEK 2025.
NTT and Skyperfect JSAT's joint venture, Space Compass, is preparing to realize optical data relay for high-speed data communication for observation satellites using inter-satellite optical communication.
NTT also plans to begin operations of a stratospheric communication platform called 'HAPS' in 2026.
NTT plans to launch a new space business brand called 'C89' in 2024 to accelerate its business expansion by unifying resources from its group companies.
Kimura of NTT emphasized the use of satellites for rapid situation assessment during disasters.
NTT Docomo is collaborating with international satellite communication services like Amazon Kuiper and Starlink Business, with direct satellite-smartphone communication services scheduled to commence in 2026.