Risk of construction delays due to water issues in the Shizuoka section of the Minami Alps Tunnel
First written in FY2020. 12 of 16 entries say "Restated". Latest entry: 2026-04-28.
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- 2026-04-28RestatedEarnings
「なお、南アルプストンネル静岡工区においては、トンネル掘削工事に着手できていない状況です。」
静岡工区でトンネル掘削工事に着手できていない状態を再掲している。 - FY2026-H1RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction of the tunnel excavation has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture and others.」
Tunnel excavation work has continued to be unable to begin in the Shizuoka section. - FY2025RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, tunnel excavation work has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture. As a result, opening in 2027 will be difficult, and the timing of a new opening cannot be forecast.」
The company continues to recognize that tunnel excavation cannot begin in the Shizuoka section, making a 2027 opening difficult and leaving the timing of a new opening uncertain. - FY2025-H1RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction of the tunnel excavation has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture and others.」
Tunnel excavation work has continued to be unable to begin in the Shizuoka section. - FY2024WorsenedAnnual report
「As opening in 2027 was difficult and there was no prospect of determining a new opening date, in December 2023 we received approval for Construction Implementation Plan (3), which set the scheduled completion date for construction as 2027 or later, and approval for the related amendment.」
The failure to begin work in the Shizuoka section directly led to delays in opening the Shinagawa–Nagoya section, making a 2027 opening unachievable and leaving the timing of a new opening uncertain. - FY2024-Q2RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction of the tunnel excavation has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture and others.」
Tunnel excavation work has continued to be unable to begin in the Shizuoka section. - FY2023-Q3RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction of the tunnel excavation has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture and others.」
Tunnel excavation work has continued to be unable to begin in the Shizuoka section. - FY2023-Q2RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction of the tunnel excavation has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture and others.」
Tunnel excavation work has continued to be unable to begin in the Shizuoka section. - FY2023-Q1RestatedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction of the tunnel excavation has continued to be unable to begin because the company has been unable to obtain the understanding of Shizuoka Prefecture and others.」
Tunnel excavation work has continued to be unable to begin in the Shizuoka section. - FY2022-Q3RestatedAnnual report
「In the Shizuoka section of the Minami-Alps Tunnel, the company has been unable to obtain the understanding of Shizuoka Prefecture and municipalities in the Oi River basin regarding the impact on the river’s water resources, and has continued to be unable to begin tunnel excavation. As a result, opening the Shinagawa–Nagoya section in 2027 has become difficult.」
The company continues to recognize that tunnel excavation cannot begin in the Shizuoka section and that opening the Shinagawa–Nagoya section in 2027 would be difficult. - FY2022-Q2RestatedAnnual report
「In the Shizuoka section of the Minami-Alps Tunnel, the company has been unable to obtain the understanding of Shizuoka Prefecture and municipalities in the Oi River basin regarding the impact on the river’s water resources, and construction has effectively remained stalled. As a result, opening the Shinagawa–Nagoya section in 2027 has become difficult.」
The company continues to state that construction has effectively not progressed in the Shizuoka section and that a 2027 opening would be difficult. - FY2022-Q1RestatedAnnual report
「In the Shizuoka section of the Minami-Alps Tunnel, the company has been unable to obtain the understanding of Shizuoka Prefecture and municipalities in the Oi River basin regarding the impact on the river’s water resources, and construction has effectively remained stalled. As a result, opening the Shinagawa–Nagoya section in 2027 has become difficult.」
The company continues to state that construction has effectively not progressed in the Shizuoka section and that a 2027 opening would be difficult. - FY2021-Q3RestatedAnnual report
「As a result, opening in 2027 has become difficult.」
The company continues to recognize that construction has not progressed in the Shizuoka section and that a 2027 opening would be difficult. - FY2021-Q2WorsenedAnnual report
「As a result, opening in 2027 has become difficult.」
The company explicitly stated that, because work on the yard could not begin in the Shizuoka section and the prefectural governor's approval could not be obtained, a 2027 opening would be difficult. - FY2021-Q1WorsenedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, the company has been unable to obtain the understanding of Shizuoka Prefecture and municipalities in the Oi River basin regarding the impact on the Oi River's water resources. Construction has effectively remained stalled, including because work has not begun on the yard required before tunnel excavation. The schedule toward a 2027 opening is extremely tight, and the yard work had to begin by June. The company sought approval, including through a meeting between its president and the governor of Shizuoka Prefecture, but was unable to obtain the governor's approval.」
Work on the yard has continued to be unable to begin in the Shizuoka section. The company described the tight schedule toward a 2027 opening and the fact that it was unable to obtain the prefectural governor's approval. - FY2020MaterialisedAnnual report
「In the Shizuoka section of the Southern Alps Tunnel, construction has effectively remained stalled because the company has been unable to obtain the understanding of Shizuoka Prefecture and municipalities in the Oi River basin regarding issues concerning the river's water. As this could affect the opening date if the situation continues, the company has repeatedly stated this since May 2019, but the situation has become increasingly difficult over time.」
The company stated that construction has effectively remained stalled in the Shizuoka section because it has been unable to obtain local understanding, and that the situation has deteriorated and could affect the opening date.