The maps give detailed information about the changes that have taken place in a Japanese house.
Overall, it is clear that there has been a dramatic change in the structure of traditional Japanese houses, particularly with the development of bathrooms and dining facilities. Moreover, it is also worth mentioning that stairs and a cupboard have remained more or less unchanged over the given period.
Looking at the details, traditional Japanese houses had a simpler view with no modern facilities. On the first floor, there was room 1 in close proximity to a cupboard. Near the entrance, a kitchen along with a bathroom was located in the vicinity of stairs. On the top floor, there were rooms 2 and 3 with copboards.
In recent years, traditional houses have been modernized with the addition of new conveniences. Below, a traditional room and a living room have been constructed at the expense of a kitchen and room 1. To the south of the house, the bathroom has been replaced by a kitchen. Above, almost all rooms have been taken by new bedrooms and bathrooms.