Although Japan's long-established fresh fish industry is said to be worth around 3 trillion yen a year, a lack of new blood has recently brought the sector close to stagnation. But help is at hand in the form of innovator Masanari Matsuda (35), who has introduced tablet computing to circumvent lengthy supply chains, cutting the time from trawler to table to as little as one day. We learn about the unique business model of the man striving to bring Japan's consumers the world's freshest fish.