Apple、デベロッパー向けに iOS 16.3 beta 2 (20D5035i)、iPadOS 16.3 beta 2 (20D5035i)、macOS 13.2 beta 2 (22D5038i)、watchOS 9.3 beta 2 (20S5637h)、tvOS 16.3 beta 2 (20K5637g)を配布開始
https://developer.apple.com/jp/news/releases/