5000 Series Thermoshield Technology 6 Heat And Speed Settings Thermosense Technology To Ensure No Heat Damage 4X Ions Turbo Boost. Best Denki Operates One Of The Largest Networks Of Chain Stores In Japan. We Are Constantly Developing New Retail Concepts Including Multimedia Oriented Era Outlets, Information Based Exchanges And Housing Related Speciality Shops. We Have Also Ventured Overseas, With Branches In South East Asia And Have Plans To Converge Onto Major New Markets.