Since it's set in Avalon, there could be characters like Merlin, who is often associated with Avalon in Arthurian lore. There may also be a young hero or heroine on a quest to discover the secrets of the garden. There could be some sort of guardian of the garden, a powerful being that the main characters have to interact with, either as an ally or an adversary.
I'm not entirely sure as I haven't read it in detail. But generally, it might be about a garden in Avalon. Avalon is often associated with Arthurian legend, so it could involve characters and stories related to that, like knights, magic, and quests within the context of this garden setting.
I don't know as I haven't read it. It could be a young protagonist who is drawn to the mystery of the 7th garden.
I don't have enough information to determine the main characters. It could be a young girl exploring the garden, or perhaps an old gardener who has a deep connection with the Arcadia Garden.
There's no way to accurately determine the main characters without reading the 'garden of oblivion light novel'. However, in many light novels, it's common to have a central hero or heroine. This person could be a brave and curious individual, drawn to the garden for some unknown reason. There might also be an antagonist, perhaps someone or something that wants to keep the secrets of the garden hidden or use its power of oblivion for their own malicious purposes. And then there could be supporting characters like friends or family members of the main character who get involved in the story in some way.
One of the main characters is Shiki Ryougi. She has unique abilities and plays a crucial role in the events of the story.
Since I don't know the exact 'avalon graphic novel', it could have characters like King Arthur as a main character. He is a central figure in Avalon - related stories. There might also be Merlin, the powerful wizard.
I'm not able to name the main characters in 'avalon high novel' without having read it. But thinking about typical high - school - set novels, there could be a central character who is new to Avalon High and has to navigate the social scene. There might also be a teacher or a principal who plays an important role in the story, either as a mentor or an antagonist. There could be other students with different personalities and backgrounds, like an artist, an athlete, and a bookworm, all of whom contribute to the story in different ways.
I don't know as I haven't read it. But it could have a dark wizard as one of the main characters.
Garden of Avalon was not a short story but a longer fantasy series consisting of multiple novels. The series consisted of several works, some of which were long, some of which were medium-length or short.
I don't know for sure as I haven't read it. But they could be gardeners, people who live near the garden, or visitors to the garden.