Akio Suzuki, born in 1941, already began his "Self-Study-Events" in the 1960s; he spent years as a sound researcher investigating locations in nature and architectural spaces for their sound qualities. He researches places by creating a topography of sound based on the principle of call and echo. Since the 1970s, he has been holding performances using self-built echo instruments. Suzuki lives in the countryside near the Japanese ocean.