第 11 集: 琥珀發現混凝土中的寶藏，千空計畫低調提取
2023年6月15日 播出
Kohaku has located the treasure left behind by Byakuya and the others, but it's encased in concrete. Senku has to devise a plan to quietly get at the contents inside, so as to not alert the guards. (Source: Crunchyroll)