Kanji:

Meaning: Traffic, Pass Through, Avenue, Commute, Counter For Letters, Notes, Documents, Etc.

Kanji Meanings On Readings Kun Readings Stokes Composition
Water Pipe, Gutter, Downspout, Conduit トウ ひ, とい 15
Paper-plant, Aralia Papyrifera トウ, ツ あけび 17