Tankan (çÂÂ観), a shorthand for kigyà  tanki keizai kansoku chà Âsa (ä¼Âæ¥ÂçÂÂæÂÂçµÂæ¸Â観測調æ», literally Business Short-Term Economic Sentiment Survey), is a quarterly poll of business confidence reported by the Bank of Japan showing the status of the Japanese economy. It is one of the key financial measures in Japan and has considerable influence in companies' shares prices and the currency rate. The large manufacturers index component of the Tankan is considered "a leading gauge of economic growth".