Location: Seijyo, Tokyo Architectural Design: Ken Yokogawa Architect ＆ Associates Inc. Structural Design: Sasaki Structural Consultant Builder: Okumura Corporation Site Area: 723.42m2 Building Area: 289.26m2 Total Floor Area: 637.00m2 Structural System: Reinforced Concrete Design Period: 1998.5-1999.6 Construction Period: 1999.7-2000.5