Tsurugi Linux is a Linux distribution tailored for forensic purposes, offering two editions: Tsurugi Acquire and Tsurugi Linux LAB.This article covers the process of preserving disk images using Tsurugi Linux, similar to C.A.IN.E. and Paladin.The preservation procedure involves adjusting the time zone, unlocking the target device, and using Guymager to perform the image preservation.Once the preservation is complete, the preserved files, including .E01 files and a .info file, are stored on the specified disk.