One great Tsugumi x Akane fanfic could be 'Tsugumi and Akane's Unlikely Bond'. It focuses on how their different personalities draw them together in unexpected ways. They start off as just classmates in the Soul Eater Not world, but gradually develop a deep friendship that might turn into something more.
You can start by looking on fanfiction websites like Archive of Our Own. There are likely many well - written 'akane tsunemori x kougami shinya fanfics' there. Just search for the relevant tags.
A 'akane tsunemori x kougami shinya fanfic' likely focuses on the relationship between Akane Tsunemori and Kougami Shinya. It could explore their characters in new situations, perhaps developing their emotional bond further. Fanfics in this context might also introduce new storylines that are not present in the original work.
I'm not entirely sure specifically what 'aoi x ginji light novel' is about without more context. It could potentially be a story about the relationship between two characters named Aoi and Ginji. It might involve elements of adventure, friendship, or a unique fictional world setting.
One common theme is the development of their relationship. It could start from friendship and gradually turn into something more romantic. Another theme is the support they give each other in achieving their goals. For example, if they are in an anime where they have some kind of mission or dream, they might encourage each other in fanfiction.
There is a fanfic titled 'Ranma and Akane: Married Bliss'. In this, the story delves deep into how they adapt to living together as a married couple. It explores their cultural differences within their family settings. For example, how Ranma's martial arts family traditions blend or clash with Akane's more traditional family ways. They learn to make compromises and grow closer as a result.
You can try looking on fanfic websites like Archive of Our Own (AO3). It has a large collection of fanfics from various fandoms, and there's a good chance you'll find some oga x aoi fanfic there.
Some oga x aoi fanfics might be set in a historical context. For example, they could be characters in a feudal society. Oga might be a brave warrior and Aoi a healer. Their paths cross, and they have to rely on each other to survive in the harsh times. This type of fanfic can explore different aspects of their personalities as they adapt to the historical setting.
You can try fanfiction websites such as Archive of Our Own (AO3). It has a large collection of Ranma 1/2 fanfics, and you can easily search for Ranma x Akane married ones by using the search bar and relevant tags. Another option is FanFiction.net, which also has a decent number of such fanfics.
I'm not sure where you can specifically find the 'aoi x ginji light novel'. You could try looking in local bookstores that carry a wide range of light novels. Sometimes, specialty stores that focus on Japanese or Asian literature might have it.