Disc skipping - Disc skipping

...Bringing embers home was believed to bring good luck, and they were used to freshen the fire in the hearth. Other games, such as rolling a wheel filled with straw, setting it on fire, and rolling it down the mountain into the valley, and throwing a disk on fire, were also believed to have the effect of improving harvests. The summer solstice was also a time for purifying springs, and was also a good day for searching for medicinal herbs, treasures, and divining rods.

*Some of the terminology that refers to "disc throwing" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…残り火を家にもって帰ると幸運をもたらすとされ，それでかまどの火を新しくした。車輪にわらをつめ，火をつけて山上から谷へ転がし落とす〈車輪落し〉や，板製の円板に火をつけて飛ばす〈円板飛ばし〉も，同じように収穫をよくする働きがあるとされた。夏至の日には泉を清める行事もあり，薬草さがしや宝さがし，占い棒さがしにもよい日とされた。…

※「円板飛ばし」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報