Xu Collection, Upper Volume Radical: Metal (jīn) Kun Kangxi strokes: 16 Page 1310, Entry 06 Pronounced kun. Red gold is called kunwu. Guangyun (Dictionary of Rhymes) states: Iron can be used to cast swords. Book of Master Lie (Liezi), chapter Tang Question (Tangwen): The sword of Kunwu. Sima Xiangru, Rhapsody on Master Void (Zixu fu): Written as kunwu. Also, pronounced gun. Jade Manual (Yupian): A carriage hub component. Master Yang’s Dialects (Fangyan): The carriage hub component is called kun in the areas of Qi, Yan, Haidai. Also, pronounced hun. Also, pronounced ran. The meaning is the same. Textual research: Book of Master Lie (Liezi), chapter Yin Tang: The sword of Kunwu. Corrected to read Tang Question (Tangwen) according to the original text.