元となった辞書の項目
一本
noun
Used other than figuratively or idiomatically: see 一 and 本 (one thing) / Short for 一本勝ち (ippon-gachi, “winning in one blow”).
意味（1）
Used other than figuratively or idiomatically: see 一 and 本 (one thing)
意味（2）
Short for 一本勝ち (ippon-gachi, “winning in one blow”).
意味（3）
(judo) Ippon, a full point, the most valuable judgement that can be awarded for a single action; compare waza-ari, yuko, koka.
