>>697
! ublock origin
togetter.com##.simple_list > li:has(img[src="アイコン画像のURL"])

! adblock plus
togetter.com#?#.simple_list > li:-abp-has(img[src="アイコン画像のURL"])

https://github.com/gorhill/uBlock/wiki/Procedural-cosmetic-filters#user-content-subjecthasarg
https://help.eyeo.com/en/adblockplus/how-to-write-filters#elemhide-emulation