Tsumura & Co. engages in the production and sale of Kampo extract intermediates and granular Kampo formulations in Japan and internationally. The company offers products for female problems, proneness to fatigue, skin problems, gastrointestinal problems, obesity, constipation and hemorrhoids, as well as body aches, children's sickness, stress, urinary problems, and cold, cough, and nasal and throat inflammation symptoms. It also offers over-the-counter Kampo medicines. The company was founded in 1893 and is headquartered in Tokyo, Japan.