Zi Collection, Upper Volume Radical: Mouth (kǒu) Page 58, Entry 07 Pronounced jiāng (level tone) — "Guangyun" and "Jiyun". Refers to a deep valley, located in Nan Commandery. Also, "Zhengyun" states: Pronounced hóng (level tone). Refers to a deep valley. "Zihui" states it is the same as the character 谼.