一、概述日本是全球最早开展地下空间开发利用的国家之一,也是当今在地下空间利用规模、深度、用途方面最为广泛和深入的国家。基于国土狭小、人口众多的现状,日本自近代以来就从本国的自然资源出发,特别是随着工业化、城市化的快速发展,把开发利用城市地下空间作为有效利用土地资源,维持生态平衡的一项重要手段。主要特色体现在四方面:一是充分开发利用了城市深层地下空间资源,建设了深层地铁换乘 I. Introduction Japan is one of the first countries in the world to develop and utilize underground space and is also the country with the most extensive and in-depth use of underground space today. Based on the current situation of small territory and large population, Japan has proceeded from its own natural resources in modern times. Especially with the rapid development of industrialization and urbanization, Japan has taken the development and utilization of urban underground space as its effective use of land resources to maintain the ecological balance. An important means. The main features are reflected in four aspects: First, the full exploitation and utilization of resources in the city’s deep underground space, the construction of a deep subway transfer