Isora borrowed Shiomichi no tama (tide flowing jewel) and Shiohi no tama (tide restraining jewel) (both are also described in a tale of Yamasachihiko and Umisachihiko in Japanese Mythology) that had magical powers to control the tide from the Palace of the Dragon King and presented to the Empress.
磯良は龍宮から潮を操る霊力を持つ潮盈珠・潮乾珠（日本神話の山幸彦と海幸彦にも登場する）を借り受けて皇后に献上した。