In most of these manga smut, the relationship between Kakashi and Shikamaru is depicted in an unconventional and sometimes extreme way that goes beyond the original canon of the manga.
It's usually a fan-created fictional and often inappropriate relationship in such manga smut.
They have a mentor-student kind of relationship. Kakashi guides and teaches Shikamaru in various ninja skills and strategies.
The manga shows that Iruka and Kakashi have a professional relationship with elements of friendship. They support each other in times of need, but also have their own independent paths and challenges.
They have a strong friendship. Naruto and Shikamaru support each other and go through many adventures together.
They have a strong friendship. Shikamaru and Naruto support and rely on each other in various situations.
It could vary a lot. Sometimes it's a heartwarming and supportive one, while other times it might be more complex or have challenges.
It can vary greatly. Some might show a close and loving bond, while others could present more complex or controversial dynamics.
It could be depicted as a friendship. Maybe Kakashi decides to join Naruto in napping (in a very Kakashi - like, nonchalant way). When they both wake up, they joke around and share stories. This would show that they are not just comrades in battle but also friends who can relax in each other's company.
They have a complex and evolving relationship. It starts as a sort of friendly rivalry and gradually develops into something deeper and more meaningful.
They have a complex and sometimes contentious relationship. Squidward often gets annoyed by Spongebob's antics, but there are also moments of unexpected cooperation.
It's a complex and often tense relationship. They have their conflicts and rivalries but also moments of unexpected understanding.