[sc-env@tk2-218-18773 jpg-box]$ pwd
/home/sc-env/public_html/masago/jpg-box

[sc-env@tk2-218-18773 jpg-box]$ ls
2018  2019  2020  2021  2022  web_cam_kiroku.htm  web_cam_kiroku_re.htm

$ rm -rf 2018 2019 2020 2021