If anyone's looking for good casual nudity in manga, do check out the works of Kenji Tsuruta; he's the best on the subject. Someone in a previous thread ripped his latest book too, hope they don't mind me reposting it for others:
https://mega.nz/folder/5M0SzD5S#ksZbUS2r5dMWS6hr46tsTw/folder/FdNzga5S