おおだま
large ball; giant ball (e.g. as pushed by competing teams in a school sports day)
Noun
「委員長いいんちょう、後あとは何なにを運はこぶんだっけ？」「得点板とくてんばんと大玉おおだまもう一個いっこ、綱引つなひきの綱つな」
"Mr Chairman, what needs moving next, again?" "Scoreboard, giant ball and the tug-of-war rope."