Organizers for the Tokyo 2020 Olympic and Paralympic Games unveiled the inside of two major venues to the media Thursday as they near completion, touting them as world-class facilities.

Four out of six permanent venues for the games have been completed.

The Tokyo Aquatics Centre, located in Tatsumi Seaside Park in Koto Ward, will host swimming, diving, synchronized swimming and several Paralympic events. Construction was 90 percent complete as of October and should be done by February, organizers said.