Here is a screenshot of a bunch of people building a house together in a social setting in Hello Kitty Online, in this case the house is almost finished but it takes many hours to finish it as a group, and days if you do it solo! Here 5 of us are constructing the house together, after having gathered the necessary resources, people would work together to collect materials and then put them to good use in constructing the house, which can then be decorated inside.