Seiki Shimizu(清水正紀Seiki Shimizu) (b. 19?? in Japan) is best known for his work as an author writing about Japanese candlestick charting techniques used to analyze and evaluate stocks in his highly regarded book The Japanese Chart of Charts. After graduating from university, Shimizu joined the securities industry before moving to the commodity trading industry to form his own company, Kanetsu Shoji Co., Ltd shortly after World War II. He was awarded the Blue Ribbon Medal by the Japanese Emperor Hirohito in 1984 for his contributions to the Japanese commodity futures industry.