Well, it might be about the simple life of a street sweeper. It could show how this person goes about their daily routine, facing different situations on the street, like dealing with the mess made by others, and through this, we can see themes of perseverance and taking pride in one's work.
In 'the street sweeper short story', the central character is the street sweeper. But we may also find characters like children who might be curious about the sweeper's work, or an old man who sits on the bench every day and watches the sweeper pass by. These characters can add depth to the story, for example, the children's innocent questions could make the sweeper reflect on his own work, and the old man's presence could symbolize the passage of time and the constancy of the sweeper's job.
One common theme is power dynamics. Light is often portrayed as having a dominant role, given his intelligence and the way he manipulates situations in the original story. Mikami, on the other hand, is shown as being more submissive to Light's will.
One common theme is loyalty. Mikami's unwavering loyalty to Light is often explored in different ways, like how far he would go to protect Light's plans. Another theme is power dynamics. Since Light has a certain hold over Mikami, fanfictions often play with this aspect.
Another place to look could be FanFiction.net. However, the content there might be a bit more spread out. You'll need to use the search function and specifically look for works related to Light and Mikami in the yaoi genre. Keep in mind that the quality can vary greatly from one story to another.
One popular 'Light x Mikami' fanfiction is 'The Unseen Bond'. It delves into their complex relationship and how they might interact in different scenarios not shown in the original work. It's really interesting to see the author's take on their dynamic.
Since I'm not familiar with this 'yua mikami love story', it's hard to say what the plot is. Maybe it's about a love journey between Yua Mikami and someone else, but without more information, it's just speculation.
Ghost Stories is indeed a Funamation anime. It features various supernatural elements and character developments that keep viewers engaged. The animation quality and voice acting also contribute to its appeal.