| Y/M/D | Description | Place |
|---|---|---|
| 1964/10/03 | Built for the judo competition of the 1964 Summer Olympics, Nippon Budokan opens. | Nippon Budokan, Tokyo |
| 1964/10/18 | Yoyogi National Gymnasium opens as the venue for the swimming and diving events in the 1964 Summer Olympics. The basketball competition is held in a separate annex (2nd gymnasium), which is a bowl-shaped structure with a cone-shaped ceiling. | Yoyogi National Gymnasium, Tokyo, Tokyo |
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