dōkō
1. pilot tunnel
Noun
#220159
1. pilot tunnel
1. Leading pit's; Guiding pit's
1. In the guiding tunnel; While guiding the tunnel
1. If/when guided/led/directed/shown.; If/when a tunnel/pit/shaft.
1. Was a guidepost; Was a guiding pit
1. If it is a guidepost; If it’s a guiding pit
1. It is not a pit.; It is not a ditch.
1. Guidance pit.; Leading pit.
1. It's not a guidepost.; It's not a guiding pit.
1. Probably…; Likely…