Southeast Asia-Japan Cable (SJC)

Southeast Asia-Japan Cable (SJC) is a cross-regional submarine cable connecting Japan, China, Philippines, Brunei, Singapore. Its 6 landing points at Chikura, Chung Hom Kok, Nasugbu, Shantou, Telisai, and 1 more bridge the networks of East Asia, Southeast Asia, providing an important path for international data traffic. Intra-Asian connectivity is critical for the region's booming digital economy, with data centers in Singapore, Tokyo, and Hong Kong serving as regional hubs. GeoCables monitors this system's performance through regular RIPE Atlas probe measurements, analyzing RTT patterns to detect degradation before it impacts end users.