Corporate Name : Convex Inc. Establishment : June 23, 1976 Capital : 20 Million yen Loaction : Ichijoji Building , 2-3-22 Azabudai , Minato-ku Tokyo 106-0041 , Japan TEL : 81-3-3589-3355 FAX : 81-3-3589-3974 email : info@convex.co.jp URL : http://www.convex.co.jp Services ♣ Convention & event management ♣ Audio visual & lighting ♣ Entertainment ♣ Interpretation & translation ♣ Speaker management ♣ Production ♣ Travel ♣ PR , marketing , and consulting