Yenboo Nanogram is an extended version of the Japanese logic puzzle game named 'Nanogram', which is an ancient puzzle game originated from Japan. The object of this game is to recreate a hidden picture based on some hints.
The player is given a grid of squares, in which some of the cells to be filled out by clicking once. Beside each row of the grid are listed the lengths of the full cell runs on that row. Above each column are listed the lengths of the full cell runs in that column. The aim of the game is to find all full cells.