edited by mmmmmmmmmm

Pick your sources, and hit the Start button.

Certain options have details that you can hover to read.

Click on the character you like better from the two, or tie them if you like them equally or don't know them.

there are over a thousand pop'n characters please use the options unless you hate yourself

Keyboard controls during sorting: H/LeftArrow (pick left) J/DownArrow (undo) K/UpArrow (tie) L/RightArrow (pick right) S (save progress).

Before sorting: S/Enter (start sorting) L (load progress).

1/2/3 always correspond to the first/second/third buttons.