Project _

Reference materials

Mountain construction method

External link

Seikan tunnel outline map

 

Seikan tunnel construction site

*The construction has been completed and one track has been removed.

 

*Third phase construction site (center is entrance to inclined shaft)

*The shear truck has two upper and lower wheels.

 

*The white building has a winding machine installed.


Immersed burial method

  • Reference materials

  • Reference materials

  • Overview of the Japan-Korea tunnel


  • construction survey of Japan-Korea tunnel

  • Environmental assessment
    (environmental impact assessment)


  • investigation site of Japan-Korea tunnel


  • Development and prospects of the Iki/Tsushima region

  • Development and prospects of the northern Kyushu region

  • Reference materials

  • project

  • Japan-Korea Tunnel Plan and
    Vision for Realizing World Peace


  • Comprehensive regional development through Japan-Korea tunnels


  • Driving method in the Japan-Korea tunnel

  • Overview of Japan-Korea tunnel project


  • 30 years of history of Japan-Korea tunnel project

Chairman's speech corner

Essay corner

Recruiting members/donations

Video introduction

Pamphlet

Q&A

Industrial policy in Kyushu area

Japan Sea National Land Axis Concept

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