For the collectors among you - the ‘Skywalker Saga’ 4K box set - (18-discs, with a different box for disc housing) from Japan…
https://www.amazon.co.jp/スター・ウォーズ-スカイウォーカー・サーガ-コンプリートBOX-ULTRA-ブルーレイ-Blu-ray/dp/B0851YN27Q/
‘From the Star Wars Home Video Library #282: Japanese Skywalker Saga Box Set’ (box set video review):-
https://www.youtube.com/watch?v=YiMDOYx-F6Y - at the Nathan P Butler youtube channel. (17 mins.)