Well, in manga, a common way could be to have a serious face-to-face talk in a quiet place. Another option could be to send a message if it's too hard to do it in person. But it's important to be honest and clear about your intentions.
Breaking up in manga often involves a moment of realization and then a decisive action. You might see the character gathering their courage and then simply saying it outright. Or, sometimes there's a buildup of small conflicts that lead to the final break-up scene.
Well, it often depends on the specific circumstances and the characters' personalities. Maybe have an honest and calm conversation to explain your feelings clearly.
You could come up with a funny and lighthearted scene where you tell him it's over. Maybe have some comical misunderstandings or unexpected reactions.
It could be that one character realizes they have grown in a different direction and gently expresses this to the other. Or, an external event could force them to see that their relationship isn't sustainable, but they handle it with maturity and kindness.
At present, there was no information about Liu Xiening and He Yu breaking up. There was no mention of their breakup in the search results, nor were there any related reports or comments. Therefore, according to the information provided, I don't know if Liu Xiening and He Yu have broken up.
I'm not sure. You might have to read the manga to find out for sure.
Yes, he does. It's a significant plot point in the manga.
In fact, Yokozawa and Kirishima broke up in the manga. It was a result of various conflicts and misunderstandings that couldn't be resolved.
Yes, they did. Their relationship faced some challenges and ended up in a breakup.
Well, one sign could be frequent arguments and lack of communication between them.
Perhaps Taebyung was very cold and just walked away without much explanation.