Magnetic tape winding-up method, magnetic tape winding-up apparatus, manufacturing method of magnetic tape cartridge, and magnetic tape cartridge

摘要

A winding-up method for winding up a magnetic tape, includes: winding up the magnetic tape around a takeup reel by laying turns one on top of another while causing the magnetic tape to run; and performing a tension control of maintaining tension exerted on a wound-up magnetic tape for a predetermined time.