"Kono ojousama" translates to "The Young Lady (of this one) muchi ni tsuki" which might be "bound by the paddle" or something similar. The "rj01311216" looks like a ReJoyce identifier, which are tags used in doujinshi circles. RJ numbers help catalog self-published works, often from conventions. So this is probably a Japanese doujinshi or a short story involving a noble young woman and possibly some themes of punishment or discipline, given the "muchinitsuki" part.
Buy this if you want a consensual power-play story with a heroine who isn’t just “broken” but awakens to her own desires. It’s spicy, surprisingly wholesome in its honesty, and the sound design will make your headphones worthwhile. kono ojousama muchi ni tsuki rj01311216 link
If you are looking for a legitimate link or more information, it is best to use official storefronts: "Kono ojousama" translates to "The Young Lady (of
A guide on how to use for international buyers So this is probably a Japanese doujinshi or