From A to Z, from beginning to the end of the usage of our battery, the high performance continue. Also, we offer the competitive price in the market.



“AZ” brand, created in 2005, is the original brand of Okada Corporation, whose experience of the battery is more than 60 years. “AZ” stands for the meaning of A to Z. This means, from the beginning to the end of the usage of the battery, the high performance will continue. Under this concept, we develop the batteries for automotive, motorcycle, and industrial batteries with reasonable price and high performance.



Recently, we also develop the lithium battery for motorcycle and battery charger for lead-acid and lithium battery. Our focus and mission is always to support and satisfy the customers through our commitment on high quality and technology.