Leben Hi-Fi Stereo Company is a Japanese brand founded in 1995 by Taku Hyodo, known for its handcrafted tube amplifiers. Combining Hyodo’s engineering background and passion for music, Leben produces high-quality amplifiers with premium components and point-to-point wiring. A standout feature is their self-biasing circuit, which allows easy tube replacement without manual adjustments. Leben’s models deliver warm, transparent, and dynamic sound, earning the brand a loyal following among audiophiles worldwide.