What company are you calling from? <a href=" http://loughcu.ie/viconan.pptx#branch ">viconan</a> Its replacement, a futuristic spaceship-like venue by Zaha Hadid, who designed the aquatics center for the London 2012 Games, will have 80,000 seats compared to the current 50,000 and play a key role when Japan hosts the Rugby World Cup in 2019.