關於「Sōbu Line」標籤，搜尋引擎有相關的訊息討論：

Chūō–Sōbu Line - Wikipediaen.wikipedia.org › wiki › Chūō–Sōbu_LineSōbu Line (Rapid) - Wikipediaen.wikipedia.org › wiki › Sōbu_Line_(Rapid)Getting from and to Narita: JR Sobu Line Rapid Train "Airport Narita"www.jrpass.com › forum › using-the-japan-rail-pass › postsAccess - 東京ワー