earlier, nhk world's mitsuko nishikawa spoke with daisuke azuma in beijing. >> daisuke, leaders there have refused to take part in the legal proceedings, but that doesn't mean they aren't interested in the case, are they? >> that's right. newspapers like this run articles every day arguing why china's claims are legitimate. and they pay attention to some international opinion. the communist party newspaper, "the people's daily," have posted online comments of foreign politicians and scholars who support china's stance. domestically, it looks like beijing is trying to shore up public support before the decisions comes down of moving that they say is biased and illegal. in another move, the chinese navy began drills this week in the contested waters, and officials say they will continue until the day of the ruling. >> the chinese military exercise in part on the south china sea has completely, according to both domestic chinese law and international law. and no country in the world has any right to obstruct or interfere with china's exercise of its military power. >> media here report t

. >> earlier daisuke spoke with colleague mitsuko nishikawa. >> whatt else c can you tell us about the emerging 3d printer market? >> one thing is more consumers are buying them online rather than electronic stores. selling a wide variety in a broad price range from $10 to $600. this is boosting the market. the 3d printing technology was initially used to create products on the development. but now as you just saw in my story, it's been applied to a wide range of areas. for example, in medical and aviation industry. we can see 3d printers are becoming part of the daily lives of chinese people. >> so there seems to be a lot of benefits from it but what about drawbacks? >> one big issue is a lack of awareness about property rights in china. there's been an increase in copyright infringements among other problems. on sosomeone's property rights easy as well. copied with a 3d printer. so i think to take advantage of this 3d printer opportunity, china needs to strike a balance between promoting the technology and keeping it from being misused. >>> nhk "newsline" comes to you live from tokyo