One of the largest timber-framed roofs in the world spans 90 metres over the arena of the Ariake Gymnastics Centre in Tokyo, designed by Japanese practice Nikken Sekkei for the delayed 2020 Olympic and Paralympic Games. More about Nikken Sekkei's Ariake Gymnastics Centre celebrates timber construction
Japanese studio Kiyoaki Takeda Architects has completed a plant-covered house in Tokyo featuring vaulted slabs filled with soil for growing plants. More about Kiyoaki Takeda designs Tsuruoka House to accommodate both people and plants
Designer Kazoo Sato has created a public toilet that uses voice commands to control functions including the door, toilet flush, taps and ambient music as part of the Tokyo Toilet project. More about Kazoo Sato designs hemispherical public toilet for Tokyo
Dezeen promotion: Matteo Belfiore Architecture and Shukoh have used anti-microbial ceramic surfaces by Fiandre Architectural Surfaces across the interior of a new headquarters for a cyber company in Tokyo, Japan. More about Anti-microbial ceramic surfaces by Fiandre Architectural Surfaces used across Tokyo office interior
Graphic designer Kashiwa Sato has built a public toilet wrapped in white aluminium louvres alongside Ebisu station in central Tokyo, Japan. More about Kashiwa Sato creates "pure white toilet" in Tokyo
Screens made from metal mesh wrap around two sides of this house in Tokyo, Japan. More about Not Architects Studio encloses terraces with metal mesh at Weather House
Cedar panels clad the eaves of the 68,000-seat Japan National Stadium, which Japanese studio Kengo Kuma and Associates designed for the Tokyo 2020 Olympics. More about Kengo Kuma's Japan National Stadium is the centrepiece of the Tokyo 2020 Olympics
This video shows the Tokyo 2020 Olympic cauldron designed by Japanese studio Nendo opening up to reveal the hydrogen-powered Olympic flame. More about Watch Nendo's Tokyo 2020 cauldron open to reveal Olympic flame
Japanese design studio Nendo's spherical cauldron, which opened to hold the Olympic flame, was the centrepiece of the Tokyo 2020 Olympics opening ceremony. More about Nendo creates spherical Olympic cauldron with hydrogen flame
Woven grass "Tiki Totems", timber frameworks and bold geometric shapes that recall surf culture make up Los Angeles-based design studio Perron-Roettinger's latest store for clothing brand Stüssy in Tokyo. More about Stüssy's Shibuya store interior by Perron-Roettinger draws upon the clothing brand's surfing roots
From beds made out of recycled cardboard to podiums made of donated plastic, the Tokyo 2020 Olympics are aiming to be the greenest games yet. More about Ten Tokyo 2020 Olympics designs that help the games move "towards zero carbon"
Tokyo studio Nikken Sekkei has designed a timber communal building at the Tokyo 2020 Olympic Games' athletes village, which was built using 40,000 pieces of Japanese wood. More about Olympic Village Plaza built using 40,000 pieces of donated Japanese timber
As the Tokyo 2020 Olympic Games kicks off, we round up the most architecturally significant venues including buildings by Japanese architects Kengo Kuma, Kenzo Tange and Fumihiko Maki. More about Dezeen's guide to the architecture of the Tokyo 2020 Olympic Games
Pritzker Architecture Prize-winner Toyo Ito has created a public toilet within three mushroom-shaped blocks as his contribution to the Tokyo Toilet project. More about Toyo Ito designs trio of mushroom-like public toilets in Tokyo
Tokyo's Nakagin Capsule Tower, the 20th-century metabolist landmark by architect Kisho Kurokawa, is set to be disassembled and donated to museums or turned into rental units. More about Nakagin Capsule Tower to be dismantled and turned into rental accommodation and exhibits
Japanese fashion designer Nigo has designed a public toilet in the shape of a small home as the latest addition to the Tokyo Toilet project. More about Nigo creates "friendly" house-shaped public toilet in Tokyo
The founders of film and animation studio Factory Fifteen have revealed how they fused Japanese pop culture with sports references to develop a frenzied promo video for the Tokyo 2020 Olympics. More about BBC's Tokyo 2020 trailer "brings the Olympics into everyday Japan"
Japanese architect Kengo Kuma has unveiled a toilet in Tokyo named A Walk in the Woods, which was designed to "to dispel the conventional image of public toilets". More about Kengo Kuma reveals cedar-clad public toilet in Tokyo
Reeded glass partitions, stucco walls and red walnut joinery feature in this renovation of a compact apartment in Tokyo by local studio I IN. More about I IN overhauls 80s Tokyo apartment to change perception of renovations in Japan
Brick-like tiles with a volcanic ash glaze created by Formafantasma and textured concrete walls feature in this coffee shop in Shibuya, Tokyo, by Japanese studio Keiji Ashizawa Design. More about Keiji Ashizawa builds Blue Bottle Coffee's Tokyo outpost around volcanic-ash counter