sumidagawa ohashi bridge and shuto expressway on the sumida river.

2020 ahashi april architecture asia blossoms bridge building cherry city cruise doublelayered expressway fukagawa hanami highway iron japan japanese kata lined metropolitan modern motorway nautical ohashi river route sakura shuto sightseeing sky spans spring sringtime structure sumida sumidagawa sumidagawaohashi surface tokyo tourism transport transportation travel trees upper urban viaduct ward water waterway which