3. An athletics-related reason, like “I need to focus on playing soccer.”
“I would get it if he was a professional soccer player… but it’s just an afterschool activity (wry).” Japanese girls will have a hard time understanding you when you list reasons that are not directly related to the relationship. You should be more specific about why you can’t balance your sport and your love life by saying something like, “I want to practice 5 hours a day, so I wouldn’t have any time to see you.”