1.
underground passage, pedestrian underpass
A tunnel or passageway built underground for pedestrians to cross under roads, railways, or connect buildings.
Composition: 地下 (underground) + 道 (road, passage)
Types of underground passages
- 歩行者専用地下道 - pedestrian-only underpass
- 地下街 - underground shopping arcade (larger, with many shops)
- 駅地下道 - station underground passage
Advantages
Related words
- 歩道橋 - pedestrian overpass (above-ground alternative)
- 地下鉄 - subway (underground train)
- 地下街 - underground shopping area
Note: Major Japanese cities like Tokyo, Osaka, and Nagoya have extensive underground passage networks connecting train stations, department stores, and office buildings.
Related Words
Related:
歩道橋 (pedestrian overpass)
Related:
地下鉄 (subway)
Related:
地下街 (underground shopping area)