One challenge could be cultural references. There are likely many cultural nuances in the original Japanese work that need to be accurately conveyed in the translation. For example, Japanese honorifics and family relationships might be difficult to translate precisely. Another challenge is the tone. The light novel might have a specific tone that is characteristic of Japanese youth culture, and it's not easy to maintain that while also making it understandable for an English - speaking audience. Also, idiomatic expressions in Japanese may not have direct equivalents in English, so the translator has to find creative ways to get the same meaning across.
It's very important. It allows international fans who don't understand Japanese to enjoy the story. Without a good translation, they would be left out of this popular light novel series.
The ending of the Oreimo light novel is significant as it wraps up the complex relationship between the main characters. It shows the growth and development of their feelings over time, and how they come to terms with their emotions towards each other.
Another theme could be the exploration of otaku culture. The story often delves into the world of anime, manga, and related hobbies, which are an important part of the characters' lives. This gives readers an insight into that particular sub - culture.
In general, the Oreimo anime doesn't cover everything from the light novel. There are certain plotlines and details that are missing or modified to fit the anime format and runtime.
The Oreimo light novel ending is more elaborate compared to the anime ending. The light novel has the luxury of more words to flesh out the ending. It can describe the characters' internal monologues better, which gives a fuller picture of why they make certain decisions at the end. The anime ending, on the other hand, is more of a visual and abridged version. It focuses on the key moments from the light novel ending but may not be able to convey all the subtleties. For example, in the light novel, the descriptions of the characters' final realizations are more detailed, while in the anime, it's more about showing the end result rather than the process of getting there.
I have no knowledge of a hentai Oreimo visual novel. Usually, such specific and niche content can be hard to find. Maybe you could try reaching out to experts or enthusiasts in the related field.