一いち番ばん線せんMeaningsNoun1. track no. 1Kanji used一one番place in a series線lineComposed of一いち番ばんnumber one; first; first place; best; most; game; round; bout; as a test; as an experiment; …Noun線せんline; stripe; stria; line (e.g. telephone line); wire; ray (e.g. X-ray); beam; line (e.g. of a railroad); track; route; …Noun