having a look at japanese trading company mitsui. its first loss in 70 years. joins us from tokyo. , the firstraordinary loss in the company's modern era. , what's happening is they had enormous write-downs. there as set value drop significantly due to the commodity route that started two years ago. trading houses tend to buy, or ,hey did, by commodities assets, when their value was very high during the boom. when oil was over $100 and copper and iron ore were higher, they would buy assets assuming these prices would continue in that trajectory. when the prices begin to drop about two years ago, unfortunately the asset value also dropped as well, so this is just the latest and biggest write-down for mitsui, and it's really putting a drag on their profit. now what about other trading houses like mitsubishi? are they going to be facing the same headwinds, having write-downs, seeing their profit margin squeeze? -- squeeze. >> that is absolutely correct. of the five biggest also announced a write-down, another might be on the way. mitsubishi, japan's largest tradin