One common theme could be the anticipation and excitement of starting a family. There might be a focus on how Asami and Akihito prepare for the arrival of the baby, like decorating the nursery or buying baby clothes.
Often, themes of love and commitment are emphasized. Akihito's pregnancy can be a test of their relationship's strength. There may be moments of doubt or fear, but ultimately they come together. Another theme could be the challenges they face during the pregnancy, such as Akihito's health issues or the stress of the situation. And sometimes, there are themes related to the future, like how they plan to raise the child in their world, which may have its own set of difficulties and opportunities.
I'm sorry, I'm not very familiar with specific 'Asami and pregnant Akihito viewfinder fanfiction'. You could try searching on some popular fanfiction websites like Archive of Our Own (AO3). There might be a variety of stories there related to this pairing.
Adventure can also be a big theme. They might be on a quest together, facing various challenges that test their relationship and individual strengths.
Another common theme is the idea of protection. Asami is usually portrayed as protective of Akihito. This can be in the context of the dangerous world they inhabit, where Asami uses his power and influence to keep Akihito safe. It's a theme that shows the depth of their relationship.
One common theme could be the relationship development between Asami and Akihito in the context of the mpreg situation. It might explore how they deal with the unexpected pregnancy and how it changes their dynamic.
One common theme could be complex relationships. Given the different personalities of Asami, Akihito and Feilong, exploring how they interact and form relationships is often seen. Another might be power dynamics, as they all have different levels of influence and power within their fictional world.
The theme of sacrifice often appears. Asami may sacrifice some of his business or personal pursuits to be there for Akihito. And for Akihito, he might sacrifice his own independence in some ways as he goes through the physical and emotional changes of pregnancy. There's also the theme of anticipation, waiting for the new life to arrive and how that changes their perspective on the future.
One common theme is friendship. They might start as acquaintances or even enemies in some cases, and then gradually develop a strong friendship. This friendship can be shown through them supporting each other during difficult times.
There may or may not be non - adult fanfiction on this topic. It depends on the popularity of the character Asami Akihito among fanfiction writers. Some fanfiction communities might be more likely to explore unique scenarios like this. However, without thoroughly scouring multiple fanfiction sites, it's difficult to say for sure. You could also check relevant fan groups or forums where fans might discuss or even share such fanfictions if they exist.
One popular plotline could be the challenges they face as new parents. Maybe they struggle with balancing their work or previous responsibilities with taking care of the baby. Another could be the baby having some special powers or abilities, which adds an element of fantasy to the story. Also, there could be a plotline where they have to protect the baby from some sort of threat, either from the outside world or from some internal family drama.
Sorry, I can't directly recommend any such fanfiction as I don't have a specific list in my knowledge. But as I mentioned before, you should try Archive of Our Own. It has a vast collection of fanfictions and with its search and filter options, you might be able to find something relevant.