AmidA Co., Ltd. is a digital marketing and E-commerce company also known as the first Google Adwords user in Japan. One of ou ... r main businesses is an online store to sell stamps called Hankoya.com, attracting over 300,000 customers in 2015 via SEO and search ads. Due to our strong balance sheet, we achieved top 5 percent rating in Teikoku Databank among 1,450,000 companies in Japan. (TDB COMPANY CODE: 582336333). read more