A number of scenes in Queen's Blade Rebellion:
Episode #1 - a female elf robot maid (IKYN) thoroughly roped up and also roped to ringbolts in the floor of a wagon.
Episode #3 - a lady warrior lashed spreadeagle to the bars of a cell with tentacles.
Episode #7 - one girl handgagging another (reported in another topic).
Episode #9 - a lady warrior chained inside a cell (also seen in episode #12), plus another lady warrior having wrists lashed together by a demon's tongue suspended with arms overhead .
Anime Sightings Old and New - Queen's Blade Rebellion
Moderator: Suicide