Building work has begun on Kengo Kuma's National Stadium for the Tokyo 2020 Olympics – the design that was controversially selected to replace Zaha Hadid's competition-winning scheme. More
Zaha Hadid 1950-2016: Japanese architect Kengo Kuma has paid tribute to Zaha Hadid, who died suddenly yesterday, just months after the pair were at loggerheads over the controversial Tokyo 2020 Olympic stadium design. More
Japanese designer Tokujin Yoshioka has revealed his own vision for the Tokyo 2020 Olympic stadium, which he was not permitted to enter into the design competition (+ movie). More
Kengo Kuma has rubbished claims by Zaha Hadid that his replacement design for her scrapped Tokyo Olympic stadium has "remarkable similarities". More
The organisers of the Tokyo 2020 Olympics are refusing to pay Zaha Hadid for her scrapped stadium design until she gives up all copyright on the project and signs a gagging order. More
Zaha Hadid has accused Japanese authorities and architects of colluding over the Tokyo 2020 Olympic stadium project, and says that Kengo Kuma's replacement design has "remarkable similarities" to her own. More
Japanese officials have selected a wooden lattice design by Kengo Kuma for the new National Stadium in Tokyo, which will be the centrepiece for the 2020 Olympics. More
Japanese architects Kengo Kuma and Toyo Ito have designed rival proposals to build the 2020 Tokyo Olympic stadium, replacing Zaha Hadid's competition-winning design. More
An angry Zaha Hadid cut short a live radio interview over "absolutely inaccurate" allegations about her Qatar World Cup and Tokyo 2020 Olympic stadiums, and told a Radio 4 presenter she had failed to check her facts. More
Zaha Hadid Architects has had to give up its battle over the Tokyo 2020 Olympics stadium after failing to secure a construction company for its design. More
Zaha Hadid is working with Japanese architecture and engineering firm Nikken Sekkei to win back the Tokyo Olympic stadium project after its first competition-winning design was thrown out in July (+ slideshow). More
Zaha Hadid Architects has released a new movie detailing its design for its scrapped Tokyo 2020 Olympic stadium, which it describes as "the only way to achieve value for money in the market" (+ movie). More
British architect Richard Rogers says Japan "lost its nerve" in abandoning Zaha Hadid's Olympic stadium design, adding that the decision could damage the country's credibility. More
Zaha Hadid Architects says its design for the Tokyo stadium design should be revised rather than scrapped, to avoid missing the immovable deadline of the 2020 Olympics. More
Zaha Hadid's controversial plans for the 2020 Olympic Stadium in Tokyo have been scrapped. More
News: Zaha Hadid has hit back at the Japanese architects criticising her Tokyo 2020 Olympic stadium design, describing them as "hypocrites". More
News: these new renders of the controversial Tokyo Olympic stadium by Zaha Hadid Architects show changes to the shape of the building, which has been altered following a budget cut (+ slideshow). More
News: Zaha Hadid Architects has confirmed it is adapting its design for the Tokyo 2020 Olympic stadium, following budget changes and ongoing criticism – including a 500-person street protest last weekend. More
News: a stadium designed by Zaha Hadid as the centrepiece for the 2020 Tokyo Olympics is set to be downsized following criticisms from a band of Japanese architects over its scale and cost. More
News: Japanese architect Fumihiko Maki has gathered a throng of designers including Toyo Ito, Sou Fujimoto, Kengo Kuma and Riken Yamamoto to oppose the design of Zaha Hadid's 2020 Olympic Stadium in Tokyo. More