Data centers are being tested directly beneath active railway tracks in TokyoThe constant vibration and heat fluctuations create challenging conditions for server stabilityModular infrastructure allows deployment without constructing full-scale data center buildings<\/p>\n
A Japanese consortium is testing whether data centers can operate in one of the least forgiving urban environments \u2014 directly beneath active railway tracks in Tokyo.<\/p>\n
The pilot project, set to commence in June 2026, involves installing a modular, small-scale data center<\/a> under an elevated section of the Oimachi Line.<\/p>\n <\/p>\n This places servers directly within an environment defined by constant vibration, fluctuating temperatures, and sustained noise from passing trains.<\/p>\n Article continues below <\/p>\n You may like<\/p>\n Small modular data centers have their perks<\/p>\n The demonstration experiment is designed to evaluate whether compact infrastructure can function under these conditions without compromising operational stability.<\/p>\n The participating companies include Tokyu Corporation, Tokyu Railways, It\u2019s Communications, and Tokyu Construction, each contributing to site provision, connectivity, and system design.<\/p>\n Measurements will focus on sound insulation, thermal insulation, vibration isolation, and cooling efficiency within the confined structure beneath the tracks.<\/p>\n Such experiments are triggered by the increasing pressure on urban infrastructure as demand for low-latency data processing continues to grow.<\/p>\n The expansion of generative AI tools<\/a>, IoT systems, and 5G networks has intensified the need for distributed computing facilities located closer to users.<\/p>\n In dense cities such as Tokyo, conventional large-scale data centers face limitations related to land availability and power access, creating interest in smaller, modular deployments.<\/p>\n Medium-sized facilities are now expanding at a 12% compound annual growth rate through 2031, as they can be deployed more quickly within dense urban environments.<\/p>\n What to read next<\/p>\n The modular system used in this trial integrates servers, cooling equipment, and power supply into a compact enclosure, allowing deployment without constructing full-scale buildings.<\/p>\n This approach is intended to reduce installation complexity and enable faster deployment in constrained environments where traditional facilities are difficult to build.<\/p>\n One advantage of this proposed setup is its use of pre-existing infrastructures – as the use of existing railway corridors introduces a potential pathway for expanding digital capacity without new land acquisition.<\/p>\n This is very important because land constraint is becoming increasingly difficult to ignore in Tokyo, where property prices rose by 69% in 2024, according to Mordor Intelligence.<\/p>\n The city already hosts 132 operational data centers, with at least 18 more currently under construction, adding further pressure on available space.<\/p>\n The project setup also has access to pre-existing fiber optic networks installed along the Tokyu rail lines.<\/p>\n These high-capacity connections could allow under-track data centers to integrate directly into established communication backbones, reducing the need for additional network construction.<\/p>\n The consortium is considering broader deployment along the Tokyu Line network, including areas such as Shibuya, where demand for data processing capacity remains high.<\/p>\n However, the technical feasibility of operating servers in such environments remains uncertain.<\/p>\n The result of this test will determine whether the model can be extended across other sections of the Tokyu rail network.<\/p>\n Via Prtimes<\/a><\/p>\n Follow TechRadar on Google News<\/a> and add us as a preferred source<\/a> to get our expert news, reviews, and opinion in your feeds. Make sure to click the Follow button!<\/p>\n And of course you can also follow TechRadar on TikTok<\/a> for news, reviews, unboxings in video form, and get regular updates from us on WhatsApp<\/a> too.<\/p>\n