expression
that matter; those matters
A formal, somewhat old-fashioned expression used to refer to a previously mentioned matter. Often appears in business or official contexts, similar to 'that issue' or 'the matter in question'.
その儀については、後日改めてご連絡いたします。
Regarding that matter, I will contact you again at a later date.
先日の会議で話題になったその儀、いかが相成りましたでしょうか。
What has become of that matter we discussed at the meeting the other day?