To be honest, I can't give you a definite answer. The manga's ending on this aspect is rather ambiguous and leaves room for speculation.
I'm not sure exactly. You might have to read through the entire manga to find out for sure.
Well, that's a tricky one. Different readers might have different interpretations. But as far as I know, it's not clearly defined in a straightforward way.
Yes, Dark Schneider does end up with Yoko. Their relationship develops throughout the story and reaches a conclusion where they are together.
In the manga, Masamune's romantic journey leads him to end up with Sayuri. Their relationship develops through various challenges and sweet moments.
In the manga, Haruhi ends up with Tamaki. Their relationship develops throughout the story.
Sorry, I don't have the exact answer. You might need to keep following the manga to find out.
I'm not sure. It might depend on the author's creative decisions and the development of the story.
In the manga, Senku doesn't end up with anyone in a traditional romantic sense. His focus is mainly on science and saving the world.
In the manga, Mikasa's story doesn't have a traditional romantic ending. Her relationship with others is complex and not centered around a romantic partner. She's primarily driven by her loyalty and duty towards Eren and her comrades.
As of the latest manga chapters, Asta hasn't ended up with anyone yet.
I'm not sure. It's not been clearly shown or revealed yet.
Tomozaki ends up with Hinami in the manga. Their relationship develops gradually throughout the story.