Starting from Practicing Sword in the Countryside of the Second Dimension

In the past, I was surprised that the protagonists in the anime couldn't recognize them after traveling through time. They explained that it was because the two-dimensional characters were different after becoming three-dimensional. But after traveling through time, I want to loudly declare that the two-dimensional world is truly two-dimensional. The sky is blue, the clouds are white, and the grass is green. But as long as the color tone is slightly adjusted, everything in this world looks super two-dimensional! And I am no ordinary person after traveling through this two-dimensional world because I have a built-in point-adding system. Do you understand what I mean? With my supreme wisdom and my endless talent,