"Shoji Morimoto was constantly being told that he was a 'do-nothing' because he lacked initiative. Dispirited and unemployed, it occurred to him that if he was so good at doing nothing, perhaps he could turn it into a business. And with one tweet, he began his business of renting himself out to do nothing. Morimoto, aka Rental Person, provides a fascinating service to the lonely and socially anxious. Sitting with a client undergoing surgery, accompanying...