farmer kotaro owns these asparagus fields.ce asparagus can grow well over 10 centimeters a day, they must be harvested regularly. each morning at dawn, a team of three to four staff spend four hours harvesting over 3,000 spears of asparagus. but recently they've added a new member to their team. an autonomous harvester robot. this robot can navigate the greenhouse entirely on its own and is able to select and pick only mature asparagus spears that meet the farm's harvest requirements. so, how can this robot tell the difference between immature and mature plants? after inputting thousands of mature asparagus into its memory, the robot's a.i. system can compare the asparagus it views with the camera sensors. it can pick asparagus before gently placing the spears in its robot box. it takes a robot four mes longer than a seasoned worker to harvest a spear of asparagus. although it is nots fast as humans, it is providing welcome support. >> translator: it certainly isn't perfect, but it's taken some of the load off of us and we rea