Overview: Recent years have seen Japan's fisheries hit by issues like global warming, overfishing, and a lack of new blood, with overall catches down to a third of their one-time peak. Professor Masaaki Wada is a pioneer in the field of Marine IT, using the latest technology to facilitate sustainable fishing. Schemes including the use of tablet computers to promote data sharing among fishermen have brought a sharp recovery in diminished stocks, even attracting requests of assistance from outside Japan.