Often the first place to look for community-uploaded subtitles in dozens of languages. Look for "Nine Perfect Strangers - First Season" to find packs for all eight episodes.
In regions where Hulu content is integrated into Disney+ (under the Star brand), multi-language subtitles are standard. Third-Party Subtitle Sites Nine Perfect Strangers (2021) subtitles
Offers English (SDH) and usually Spanish subtitles. Often the first place to look for community-uploaded