it was launched from the space center in kagoshima prefecture in southwestern japan last friday. it is the largest of the four types of cargo spacecraft currently in use to transport food, supplies, and equipment to the iss. it's also the only one that has never had an accident in six successful missions since its first launch in 2009. the cargo this time includes japanese-made lithium ion battery cells, which will become the main power source for the iss. astronauts are scheduled to install them as early as next month. >> the vehicle has the new lithium ion batteries. it's going to be really exciting. >> in late january or early february, the rocket will be use said to conduct an experiment to remove space junk, using japan's technologies. >>> it's time now to take a look at business stories. japanese companies are feeling optimistic according to the bank of japan's latest survey. ai joins us from the business desk. >>s as you know, boj officials reach out to 10,000 companies in japan across the country, they ask them what they think about business conditions. in the latest surv