Nagasaki Expressway

History

• November 16, 1973, Tosu Interchange and Junction with the Kyushu Expressway to Nankan was open to traffic.
• November 17, 1982, a section from Nagasaki-Tarami to Omura Interchanges was opened to traffic.
• March 28, 1985, a section from Saga-Yamato to Tosu Interchanges was opened to traffic.
• February 5, 1987, the Tosu Junction in the east was opened.
• March 18, 1987, a section from Takeo-Kitagata to Saga-Yamato Interchanges was opened to traffic.
• January 26, 1990, a section from Omura to Takeo-Kitagata was opened to traffic which made the Nagasaki Expressway from Tosu to Nagasaki fully accessible with no gaps.
• January 26, 1990, the Takeo Junction was opened to traffic with another freeway.
• December 18, 1997, the tunnel from Higashisonogi to Ureshino Interchanges which made Nagasaki Expressway with four lanes.
• March 24, 2001, the Sagan Cross Bridge in the Tosu Junction was opened to traffic which made access to the bridge with the Kyushu Expressway.
• March 27, 2004, a section from Nagasaki to Nagasaki-Tarami Interchanges was opened with other freeway.
• June 28, 2019, a section from Nagasaki-Tarami to Nagasaki-Susukizuka Interchanges which made Nagasaki Expressway with four lanes.
• November 27, 2019, the Tawarazaka tunnel is mentioned in the Zombie Land Saga song "Saga Jihen".

  Interchanges

• IC - interchange, JCT - junction, SA - service area, PA - parking area, BS - bus stop, TN - tunnel, BR - bridge, TB - toll gate
• Bus stops labeled "○" are currently in use; those marked "◆" are closed.

  Lanes

• 4-lane, Tosu Junction to Nagasaki-Susukizuka Interchanges
• 2-lane, Nagasaki-Susukizuka to Nagasaki Interchanges