Tetsuo Kogawa is a radio practitioner, teacher and artist. He introduced free radio to Japan through his work with the Mini-FM movement in Tokyo in the 1980s. He will refer to this work in his performance-lecture at Wireless Cultures. Kogawa is widely known for his blend of criticism, performance and activism. He has written over 30 books on media culture, film, the city and urban space, and micro politics. Most recently he has combined the experimental and pirate aesthetics of the Mini-FM movement with internet streamed media. He studyied philosophy at Sophia and Waseda Universities, and taught at Wako University for 17 years. He is currently Professor of Communication Studies at Tokyo Keizai University's Department of Communications.