How sales of this cardboard drone shows how the global arms race is in overdrive

On first glance, it doesn’t look like the sturdiest piece of kit, capable of bringing down an enemy in the throes of war. But the AirKamuy 150 “origami drone” is military-grade – even if it is made from cardboard.

Designed and produced in less than a year by a team of Japanese aeronautical engineering graduates, the quite-literally boxy aircraft tells the tale of how the global weaponry trade is morphing at pace.

It can be assembled in five minutes without tools and can be deployed in battlefield scenarios including a so-called “swarm” attack using multiple unmanned aerial vehicles (UAVs). New Feature

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And it has the unique properties of being both militarily useful and biodegradable, according to Takumi Yamaguchi, AirKamuy’s chief ex