Tokyo subway line extension project targets 2040 completion

Japanese capital aims to improve transit access for underserved areas

20250424N Oedo Subway

Tokyo's Oedo subway line extension project is expected to cost over $1 billion. (Photo by Tsukasa Fudauchi)

DAISHI ABE and TSUKASA FUDAUCHI

TOKYO -- The Tokyo Metropolitan Government expects to complete an extension of the Oedo subway line by around 2040, according to a draft plan to improve transportation access across the capital.

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