Supplementary Note Chou Collection, Middle Volume Radical: Mouth (kǒu) Character: Yin Kangxi stroke count: 15 Page 1590, Entry 15 According to the Sea of Phonetic Categorization (Wuyin Pianhai), pronounced qin. According to the Guide to the Study of Characters (Zixue Zhinan), it is identical to the character meaning to chant or hum.