If the source is shorter than 2 h 23 m 49 s:
ffmpeg -i "JUQ-968‑engsub.mkv" \ -filter_complex "[0:s:0]subtitles='JUQ-968‑engsub.mkv' [sub];[0:v][sub]overlay" \ -c:v libx264 -preset slow -crf 22 \ -c:a copy \ "JUQ-968‑hardcoded.mp4" JUQ-968-engsub Convert02-23-49 Min
Without accessing official databases, one can infer that JUQ-968 is a legitimate commercial release from a Japanese studio. Such videos are produced, copyrighted, and sold through authorized channels in Japan (e.g., FANZA, DMM). If the source is shorter than 2 h
If you intended to ask for something else—such as: JUQ-968-engsub Convert02-23-49 Min