foreign customers account for about 90% of all sales at laox.he company is a subsidiary of a chinese electronics retailer. now, employees in japan often spend hours creating manuels to train new workers. but an application in smartphone is changing the way workers learn the ropes. >> queues form in front of this bakery chain every day. it sells tarts fresh out of the oven. >> translator: i bought tarts here three days in a row. they are so good. >> reporter: part-time workers help the pastry chef run the shop. the bakery uses a training app installed in tablet computers to get the workers up to speed. the baking process is explained in this manual, illustrated with more than 300 pictures. baking tarts requires a lot of experience. there are so many visual details that making a manual was considered impossible. but this application changed the game. a visual manual in an easy-to-see layout was created in about seven hours. >> translator: it was easier to learn because it comes with many pictures. it's better than just getting instructions. >> rep