Comparing the clear waters reflecting the colored leaves of the Chikusa-gawa River nearby to the Kinko, or Jing Jiang River in Shou (Chengdu) where he was imprisoned, he named the sango (literally, "a mountain name"), the title prefixed to the name of the Houn-ji Temple, Mt. Kinka (the characters mean gold and flower).
紅葉に映える千種川の清流をかつて幽囚されていた蜀（成都）の錦江になぞらえ、山号を金華山とした。