You can find and download this specific image, along with similar high-resolution Sakura-themed backgrounds, from the following sources:

The string you provided is the title of a popular featuring pink cherry blossoms. This specific resolution (

) is a high-definition 16:9 crop often used to ensure sharp detail on Ultra HD monitors and TVs.

: Offers various "Pink Cherry Blossom" shots in and other UHD ratios.

: Hosts the exact wallpaper title you're looking for within their 4K Cherry Blossom collection.

: Features artistic 4K versions, including Japanese castles surrounded by blossoms. Cherry Blossom Desktop Inspiration 4K Cherry Blossom Wallpapers WallpaperAccess