Sure! Here's a simple game implemented as a single HTML file using JavaScript. The game involves counting numbers using pictograms and roman numerals.
This game uses a canvas element to display the current count, represented by both a pictogram and a corresponding roman numeral. The player can swipe left or right on the canvas to increment or decrement the count. The count is limited to the range from 1 to 5.
Note: Since I am an AI and cannot directly execute HTML code, I cannot provide the actual game-playing experience. However, you can copy the provided code into an HTML file, open it in a web browser (preferably on a smartphone), and interact with the game by swiping left or right on the canvas to see the count changing.