本片导演伊地知拓郎在日本出生长大，父亲是中国人，母亲是日本人，他通过拍摄日本制茶匠人，体会到他思想和茶的精神，有了自己的感悟。

The film depicts the thoughts of the people involved in tea production and the spirit of tea, as seen through the eyes of Takuro Ijichi, the director of this film, who was born and raised in Japan with a Chinese father and Japanese mother.