IKI takes place in Edo during the period of the same name (1603-1868). Edo was the name of Tokyo at the time.

Along the main street of Nihonbashi, many traders with various activities set up their stalls and attract crowds of customers. Not far from the main street, there is a fish market, where the boats bring their cargoes and where the calls of buyers and sellers resound.

In houses around the main street called Nagaya, live artisans and merchants, with diverse skills and necessary for the daily life of the inhabitants of Edo. According to estimates, between 700 and 800 different trades exist in Edo: manufacturers of fans or lanterns, tatami weavers, printers of prints, hawkers, stalls of tempura or sushi sellers, geishas, ​​kabuki actors and many 'others are represented in IKI in the form of maps.

How to win?

Live a full year in Edo and strive to become the best Edokko, "Edo's child" by ensuring the well-being and prosperity of the city and its people. Recruit characters from different trades, put them to work on the high street of Nihonbashi, and have them accumulate experience until they retire.

The winner is the Edokko with the most IKI accumulated, a philosophical concept from the Edo period considered an ideal of life.