後だしジャンケン
Expression- 1waiting to see one's opponent's move ; playing a waiting game Translated by Jiyomi
Other writings and readings
後出しジャンケン後出しじゃんけん後だしじゃんけんあと出しジャンケンあと出しじゃんけんあとだしジャンケン
expressions (phrases, clauses, etc.) · noun (common) (futsuumeishi)
JMdict entry 2833556. Source and licence.