Kaguya-sama: Love Is War volumes 14-18 scanlations compiled into cbz format. Sourced from guya.moe. That means most the translations were done by Fans Scans | Jaimini’s~Box~. Omakes and inserts put in at the correct locations.
Cross-referenced with /1192797, /1212819, and /1239265

The official translations of 1-13 can be found at /1225685. Or lots of other places here.
Or buy the volumes from viz