Less then Adult

Spring. The "season of love" has arrived and it seems that finding himself a girlfriend was harder than Jun'ichi believed. To break the status quo, Jun'ichi's friends have forced him into confessing to the gyaru, Yame Yukana. However, things do not go quite as he expected. A series of "firsts" begins!

Before I knew it, I was in a world of 18+ games with magic and erotica. In it, I was reborn as Ultos, the worst scum in history. If I continue like this, I will meet the worst possible fate. Somehow, I must be reborn from the hated character known as 'ScumUltos' into a pure and innocent mob character...!! Rise up from being the worst douchebag villain of all time!

Tachibana Mami, a very petite 29 year old P.E. teacher, was out for a run underneath the cherry trees when she slips and falls and sprains her foot. A tall, beautiful, mature woman was passing by and saw what happened. Thinking Mami was a kid, she princess carries her to to her house. Afterward, Mami can't stop thinking about what happened. A few days later when Mami is preparing for her classes before school starts for the year, a new teacher is introduced. It turns out that Sakurai Shouko, the new teacher is the same woman who carried her home the other day. Shouko ends up getting way too close to Mami, and it seems to be getting troublesome for poor Mami.

Rintarou Itoshiki, an ordinary high school boy, was supposed to be tending to the famous sword "Muramura" passed down through his family, but before he knows it, he has been transported to another world. Furthermore, the true identity of Muramura is that of a cursed sword that forces the user to ejac***** as many times as the number of enemies defeated...!? To return to his original world and to suppress his overflowing hypersexuality, Rintarou decides to form a harem party and conquer dungeons.

Would you like to do some lewd research with an otaku girl? Awagi Hajime, an incredibly ordinary otaku college student, decides to make a doujinshi together with his otaku friend, Kujou Rei. The two aim to make a fortune with electronic doujinshi by drawing the ultimate erotic manga, but Kujou is terrible at drawing erotic scenes!! To break through this situation, Kujou and Awaza decide to replicate erotic scenes and use them as reference material. However, since the two of them are a virgin and a maiden, there's no way they can properly replicate erotic scenes, and the research doesn't progress. Can they perfectly replicate the erotic scenes and grasp the doujinshi dream!!! Would you like to replicate erotic things with an otaku girl? A doujinshi love comedy--.