Sankyo

Sankyo (三共) means "third one" in Japanese. It may refer to:


 * Daiichi Sankyo Co. (第一三共), a Japanese pharmaceutical company and a successor of Sankyo Co., Ltd. (三共株式会社), since 2005.
 * SANKYO, Co., Ltd. (株式会社三共), a Japanese manufacturer of pachinko machines
 * Sankyo Flute Company, which produces silver, 5K, 10K, 14K, 18K, and 24K gold flutes
 * Nidec Sankyo, a Japanese manufacturer of music boxes and electronic components, successor to Sankyo Seiki Mfg. Co. since 2005, part of the Nidec Group
 * Sankyo Seiko Co., Ltd. (三共生興グループ)