Kenji is a young boy from a small town in Japan. One day, he goes on an adventure to explore the big city with his family. They take the subway to get around the city quickly. In the city, Kenji sees many interesting things like tall skyscrapers, a beautiful plaza, and a bridge over the river. He visits a lively market where people buy and sell many things. Kenji also discovers a peaceful park with a big fountain in the center. He loves to watch the water spray up into the air.

Kenji and his family visit a famous tower and take an elevator to the top. From there, they can see the whole city. Kenji spots many tourists who are also enjoying the view. At the end of the day, Kenji is tired but happy. He can't wait to explore more cities in the future.