Tokyo's 2020 Summer Olympics were meant to be different: compact, on budget and on time.

But now, as the capital moves to leap from bid to building a year after winning the games, the optimism is ebbing.

National Stadium, built when Japan hosted the Olympics in 1964, symbolizes the woes. Set to be demolished two months ago for a sleek new venue, it stands empty, its seats ripped out, waiting for a deal to bring the wrecking ball.