A white sand garden named after China's Hutuo ('Koda' in Japanese) River that flows to the south of Zhenzhou Castle in which Rinzai Sect founder Linji resided featuring two stones named "Aun-no-Ishi" that are said to be the remains of Jurakudai.
宗祖・臨済禅師が住した中国・鎮州城の南を流れる滹沱河から名付けられた白砂の庭で、阿吽の石と名付けられた２つの石は聚楽第の遺構といわれる。