This is how Japan 2020 Olympic stadium would look like..

Japan shrinks 2020 Olympic stadium by 25 percent smaller than initially planned.As the criticism aroused against the size and the budget of the stadium,the Japan Sport Council (JSC), which is in charge of running the current and future stadium,decided to  scale back the floor space by one-quarter to 220,000 square meters which  would eventually  cut the construction costs to about$1.8 billion from $300 billion .....
This is how Japan  2020 Olympic stadium would look like.
( Sophisticated stadium,capable of holding 80,000 people,a retractable roof and movable seats to adjust the configuration for different sporting events.)