City and Regional Development Bureau - Deep Underground - Moving forward with the rational and efficient use of the Deep Underground

City and Regional Development Bureau

New Space for the Creation of Cities - Deep Underground

Scheme to use the Deep Underground appropriately and efficiently under the Law on Special Measures related to Public Use of Deep Underground

Moving forward with the rational and efficient use of the Deep Underground

Prevention of the rules of "first come, first served" and "non-systematic use"

Controls on the application of the rules of "first come, first served" and "non-systematic use" and facilitation of appropriate and rational use by utilizing Basic Policies on the Use of the Deep Underground, prior adjustment between projects, and the Deep Underground Use Council.

Application of the rules of "first come, first served" and
"non-systematic use" can make tunnel shape complex.

·	Basic Policies on the Use of the Deep Underground
	Basic Policies on the Use of the Deep Underground, which define the necessary stance toward optimal application of the Deep Underground, have been compiled. The use of the Deep Underground complies with these basic policies.

·	Deep Underground Use Council
	The Council brings together administrative bodies related to the use of the Deep Underground and carries out exchanges of information and adjustments to projects.

·	Prior adjustment between projects
	Adjustments between projects are carried out before detailed planning is feasible in order to facilitate adjustments of project areas and cooperation between projects.




	The Deep Underground is used efficiently by carrying out project commonizing.
					Controls are applied to the rules of "first come, first served" and "non-systematic use" in an effort to facilitate adjustments between projects.