One common theme is the 'unrequited love' at the start. Hinata has a crush on Kiyoko, so many fanfictions play with that dynamic, showing his attempts to get closer to her. Another theme is 'growth', like how Hinata's growth as a volleyball player might make him more appealing to Kiyoko or how they both grow as people through their interactions.
One popular 'Haikyuu Hinata x Kiyoko fanfiction' might be 'The Unspoken Bond'. It delves into their relationship in a really sweet way, exploring how Hinata's energetic nature might interact with Kiyoko's more reserved personality. It has some really heartwarming moments that fans of the pairing might enjoy.
One common theme is friendship development. Since they are both characters in the same story, their friendship is often explored in depth, like how they support each other through tough times. Another theme could be the discovery of new feelings. For example, they might start to realize they have more than just friendly feelings for each other.
They might be really surprised. Some characters could be amused by the creative scenarios fans come up with. For example, Hinata might be excited to see himself in all kinds of wild adventures in the fanfictions.
I have no definite answer. Sometimes manga series end when the story feels complete to the creator or when publishing circumstances change. So, we'll just have to wait and see.
No, there isn't. The main emphasis of Haikyuu is on teamwork, friendship, and the pursuit of excellence in volleyball. Love stories are not a significant part of the plot.
The Haikyuu manga is indeed over. It had a great run and left a lasting impression on readers. The story came to a satisfying end, tying up loose ends and giving closure to the characters' arcs.