One key element is the initial reluctance of Pikachu. It didn't want to be caught or be with Ash at first. Another is Ash's persistence. He didn't give up on Pikachu even when it was difficult. Also, their first battles together were important. They learned to work as a team during those early skirmishes. For example, when facing a group of wild Pokémon, they had to figure out how to use Pikachu's electric attacks effectively.
In the Ash Pikachu origin story, Ash was a young and eager Pokémon trainer. He received Pikachu from Professor Oak. Initially, Pikachu was not very cooperative. However, Ash was determined. He carried Pikachu everywhere, protected it from danger. Their first real bonding moment might have been during a battle where they had to rely on each other. Pikachu saw Ash's courage and Ash saw Pikachu's power. This led to the start of their long - lasting friendship and the many adventures that followed. Their origin story is a classic tale of a trainer and his Pokémon growing together.
Well, Naruto's chakra-based powers and Pikachu's electric powers can combine in some fanfictions. For instance, Naruto could use his Rasengan and Pikachu could add its electric charge to it, creating a super - charged attack that is more powerful than either of their individual attacks.
One common reason could be jealousy among other Pokemon. Some Pokemon might be jealous of Pikachu's closeness to Ash and its popularity. So, they might plot against it and end up killing it. Another reason could be a misunderstanding. For instance, a wild Pokemon might misinterpret Pikachu's actions as a threat and attack it fatally.
I'm not sure if there is a specific 'ash no pikachu fanfic' out there. There are countless fanfics in the Pokémon fandom, but this particular one might be hard to find. You could try searching on dedicated fanfic websites like FanFiction.net or Archive of Our Own and use the relevant keywords to see if it exists.
Detective Pikachu is not a visual novel. It's a unique form of entertainment that combines live-action elements with Pok茅mon characters in a cinematic adventure. Unlike a visual novel, it focuses on visual and narrative experiences on the big screen.
Pikachu's Pokémon friends could also be main characters. For example, Pikachu's best friend, a Squirtle, could be there to offer moral support. It could bring little gifts like small shiny stones to cheer Pikachu up during the pregnancy and be there when the baby is born.
One way to develop her character is through her relationships. Besides Ash, she could have a special friendship with other Pokémon in Ash's team. Maybe she is like a big sister to the younger Pokémon, teaching them things and protecting them. This would show her nurturing side and develop her character further.