Hiroki received his Master of Science in Sustainable Environmental Design from Architecture Association School of Architecture in London and his Bachelor of Architecture from California Polytechnic University San Luis Obispo. He was born and raised in Tokyo, Japan and his curiosity of other cultures, traditions and ethnicities drove him to travel and live around the world. He established his design style through many years of living and working in Tokyo, Barcelona, Florence, London, Paris, San Francisco and Portland. He is also a visiting critic at Portland State University School of Architecture.