These Japanese executives go on retreats so dangerous that one person almost died

In Japan, there's no escaping Rakuten. In less than 20 years, the Amazon of Japan has grown to a point where five out of six people in Japan are registered on the site. So what's the secret to its success? At our IGNITION conference, CEO Hiroshi Mikitani talks about why he takes his execs on a bizarre corporate team-building retreat.

Follow TI: On Facebook