Well, 'caricatura de tu cara' basically means a caricature of your face. It could be something done for fun at a fair or by an artist. Or it might be used metaphorically to talk about how someone's features are being exaggerated or played up in a conversation or description.
I'm afraid I don't know much about 'De Ijazat Jo Tu' novel. But you could try looking for reviews or summaries online to get a better idea of the story.
Todo's appearances in the JJK manga are scattered. It depends on the specific storylines and conflicts. Sometimes he's in the foreground, and other times he makes cameos to add to the overall narrative.
A 'todo today visual novel' could potentially revolve around a protagonist's day - to - day activities. For example, it may show their morning routine, things they need to accomplish at work or school, and how they interact with other characters during these tasks. It might also include elements of decision - making, where the choices the player makes regarding the character's 'todo today' list can affect the outcome of the story.