I had just seen that. Thank you for the clarification. 

So, I had this thought, that I don't know if anyone has mentioned. If you click on the 2 question marks in tennis at the beginning, you can play against yourself, and have you controlling each miis, so you can guarantee a perfect game. Respond to me if anyone has mentioned this before. Thanks!

Well, i am the moderator, i just lost my account. However, i can confirm he has messaged me due to his inactiveness. He hasnt been speedrunning in a while, so maybe! If the community says yes.