HARIBITO, GOSEN started the String Meister Authorization Project. To apply for HARIBITO, the stringer has to work professionally for min. 6 months. During this period, the stringer has to work for min. 20 hrs/wk. + string more than 300 rackets. Only these top stringers are eligible to take the HARIBITO stringing courses and have to pass the written & skill tests to become HARIBITO Meister. GOSEN stringing machines and tools are developed based on the skills, advice, and research from HARIBITO Meisters.
Now, GOSEN is the official stringer for Japan Davis Cup and Fed Cup Team.