I was almost tempted to link the old "Your power doesn't work here!" meme.that's the joke, logic doesn't work here!
good questionIf her concert ritual uses magic power from the audience, would the mc and other dragons be enough as the audience?
Maybe, maybe not. Compare modern carpentry with all its sloppiness to historical Japanese carpentry. Sure, you can throw up a frame house in a much shorter time, but it's disposable in its construction, by comparison; Historical carpentry has joints so well designed and manufactured entirely by hand that you cannot even see the seam, and will last for hundreds of years.The advantage he doesn't realize he has, is he comes from a developed dimension. What he thinks is "amateur" is likely considered "state of the art thrice over" in his new world.
What's funny is Sakura is nearly as powerful as him but she's actually low-key about it. Since everything is done by him she never gets the chance to show off except a few times when only they are together but I'm sure she's greater in mana than the dragon kings."You'll get used to it."
"Impossible, how can a human do such a thing with ease?!"
("That's refreshing to see another one stupefied, I was like that too, still am")
Sasuga Daichi"Impressive! As always!"
the list goes on and on
-Those witnessing Daichi in action (both for the first time and ongoing actions); his growing immense mana; and more