拳けんけんMeanings1nounhand game (e.g. rock-paper-scissors)Refers to games decided by hand gestures, especially in the context of じゃんけん and similar contests.See also: じゃんけんじゃんけんは日本にほんの代だい表ひょう的てきな拳けんの一ひとつだ。Rock-paper-scissors is one of the representative hand games in Japan.Expressions拳けんを打うつplay a hand game (e.g. rock-paper-scissors)