Yeji-001.mp4 -

Professional photographers often use sequential numbering (001, 002) for raw video files from concerts or airport appearances.

Automated tools used by fans to download content from platforms like VLive (archived), YouTube, or TikTok often generate generic sequential filenames. Technical Metadata (Estimated) Yeji-001.mp4

1080p (1920x1080) or 4K (3840x2160) for modern fancams. " official behind-the-scenes clips

If this is from a specific "master" or fan project, check the associated metadata/EXIF data for the original upload date and camera source. or social media edits.

Likely a high-definition (HD) performance clip, a "bubble" (private message app) video leak, or an Instagram story archive.

While there is no official industry-standard report for this specific filename, it most commonly refers to fan-captured "fancams," official behind-the-scenes clips, or social media edits.