Yu Erke
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Jairika, her pen name is Kokuku, and her post name is Sekiban-Bakken. Born in Wuxi, Jiangsu. From an early age, he learned calligraphy, later being taught by Chen Daolong, Pan Weigu, Im Cheng, and Hu Mansui. He knows how to use the brush well and combines the strengths of different schools.