It is all very well to produce a battery that will last 20 years. But is not that useless if your equipment lasts only three, maybe four years maximum? It is like having a heart built to last five-hundred when the rest of your body breaks down in 100.
It is a shame that the Japanese people did not get the Peace Prize for Article 9 of the Constitution. But having said that Malala Yousafzai and Kailash Satyarthi are far more deserving of the Award since they have inspired and at the same time done a lot more for the world. If the Japanese want a Peace Prize they would need to do a lot more than just make a petition.