In Naruto fanfiction, the Henge and disappearance could be related in a way that an enemy has developed a new type of jutsu that counteracts Henge. When a character uses Henge, instead of just failing the transformation, this new jutsu makes them disappear completely. It could be a form of sealing the user within another dimension during the transformation process.
One possible way in Naruto fanfiction is that a character uses Henge to transform into an object that has the ability to teleport or disappear. For instance, transforming into a special kind of scroll that has a built - in disappearing jutsu. So when the Henge is complete, the character, now in the form of the scroll, activates the disappearing part of the scroll's function and vanishes.
Well, in some Naruto fanfictions, the Henge technique might lead to disappearance if it's somehow corrupted or misused. For example, if a character tries to use Henge on a large scale without proper chakra control, it could cause an instability that results in them disappearing. Maybe the transformation is so extreme that it goes beyond what the normal physical laws in the Naruto world can handle, and as a consequence, the user vanishes.
His friends would be in shock. Kakashi would take charge of the situation. He would gather all the information about what Naruto was doing before he disappeared. Naruto's friends like Choji and Ino would use their respective skills to help in the search. Ino could try to use her mind - reading jutsu on people who were around Naruto before he disappeared. They would all be determined to find Naruto because he is an important part of their team and the village.
I'm not sure of specific fanfiction titles off the top of my head, but there could be some where a character uses Henge to disguise as a disappearing mist or something similar. They might transform into a form that naturally dissipates over time, like a cloud of smoke that is made to look like a person through Henge, and then the smoke gradually fades away, giving the appearance of disappearance.
When Naruto does the henge of Fox God, his view of himself and his place in the ninja world could change. He might become more aware of the power he holds within, not just from the Nine - Tails, but also from his own will and the image of the Fox God. This could lead to him being more responsible and strategic in his decisions. For instance, he could use the respect that the Fox God commands to bring different ninja clans together. He also might learn more about the history and mythology related to the Fox God, which could expand his knowledge and wisdom, further shaping his character.
Well, it could be due to a disruption in the chakra control. If the character who performed the female henge loses focus or gets distracted, the chakra maintaining the transformation might falter and cause the henge to disappear. For example, if they are suddenly attacked or startled during the henge.
One possible fanfiction idea could be Naruto using his henge technique to transform into someone wearing a really cool swimsuit. Maybe he does it for a mission at a beach resort where he has to blend in with the tourists. He could transform into a famous surfer and use his skills to gather information.
The story could progress in many ways. It might lead to a chase scene if there are enemies around. His friends might have to quickly come to his rescue. Or the story could shift focus to how Naruto has to explain his true identity and his reasons for using the henge in the first place.
Well, Naruto could learn more about empathy. By being in Inari's form, he experiences life from Inari's perspective. This might make him more sensitive to the feelings of others who are not as confident or strong as he is.
He might also get help from his friends. For instance, Sasuke could sense that something is wrong with Naruto. With his Sharingan, Sasuke might be able to see through the henge and then use his own powers to help Naruto break free. Or Sakura could use her medical ninjutsu knowledge to somehow counter the effects of the henge on Naruto.
The Solid Henge could be different in that it has a physical mass and durability. Regular henge is mainly for illusionary transformation, but the Solid Henge in fanfiction could be used to create actual objects that can be interacted with. For example, Naruto could create a solid bridge over a chasm instead of just the illusion of one.
Well, in fanfiction, the Naruto henge could be used in a really creative way in relation to a sports bra. Maybe a character uses the henge to transform into someone wearing a sports bra for comical effect, like Naruto himself henge -ing into a girl in a sports bra to infiltrate a female - only event in a fan - created story.