Another one is 'To Love - Ru'. The story revolves around a boy named Rito who accidentally gets engaged to an alien princess. It has lots of ecchi moments and a growing harem of girls around him. It's known for its comical and sometimes raunchy situations.
Another great ecchi harem light novel is 'Date A Live'. Shido has to go on dates with different spirit girls to save the world. There are plenty of fan - service moments and a growing harem around him. The story is also quite engaging as it combines action, romance and the unique concept of dealing with spirits.
One common theme is the growth of the male protagonist. In these light novels, the male lead often starts as an ordinary or somewhat perverted guy and through his interactions with the girls in the harem, he gradually matures. For example, in 'High School DxD', Issei becomes stronger and more responsible as he faces various challenges with his harem members.
'Monster Musume: Everyday Life with Monster Girls' is also a good one. The story is about a world where monsters coexist with humans and a guy named Kimihito Kurusu has to live with several female monster species as part of a cultural exchange program. There are many ecchi situations as he deals with their different personalities and needs, and the story also explores themes of acceptance and coexistence.
One popular ecchi visual novel is 'Katawa Shoujo'. It has engaging characters and storylines that incorporate elements of ecchi in a tasteful way. Another is 'Nekopara', which features cute catgirls in various situations that often have some ecchi undertones. 'Shuffle!' is also well - known, with its harem - like setting and some ecchi scenes that add to the overall charm of the game.
The allure of top ecchi novels often lies in their unique combination of elements. For example, they usually have an interesting plot. In 'High School DxD', the supernatural battles and the hero's journey to become stronger add depth. And of course, the ecchi elements, like the fan - servicey scenes with the female characters, attract a certain audience. It's a mix of action, comedy, and a bit of naughtiness that makes it appealing.
One popular ecchi novel is 'High School DxD'. It has a unique blend of action, comedy, and of course, some ecchi elements. The story follows Issei Hyoudou, a high school student who gets involved in the supernatural world and has some rather interesting encounters with female characters.
The ecchi aspect also plays a role. By including some fanservice elements like occasional revealing outfits or suggestive situations, it can draw in readers who are interested in that. However, it's not just about the titillation. In 'In Another World With My Smartphone', the harem and ecchi elements are combined with an interesting isekai story, making it more engaging.
'Rosario + Vampire' is also a good choice. It's about a boy who attends a school for monsters. There are many female characters who form a harem around him and there are some ecchi scenes here and there. The story has elements of action, horror, and romance which makes it diverse and appealing to those new to ecchi harem light novels.
Another one could be 'To Love -Ru'. This novel features a lot of ecchi situations with the main character Rito Yuuki, who is constantly getting into awkward and comical situations with the various female characters around him. The art and story have made it quite well - known in the ecchi genre.