This episode follows Inou Tadataka as he goes on his journey to complete the map of Japan. In the process he meets up with a sickly dog, an out-of-this-world alien, and a strange old lady. Much hilarity and chaos ensues.
日本地図を作るべく、伊能忠敬はゆかいなお供と測量の旅に！ 伊能図はいかにして作られたか!?
