Located in a residential complex that is quite densely populated, CJ-HOUSE by RUANGRONA, is designed with a different, unique, and catchy modern facade than residential buildings in general in Indonesia. Massively closed from the front, the opening is located on the side of the building. Had appeared a sense of worry about the light in the house, but the number of openings to the side and skylights became a solution in bringing some lights to the house that appears blocked from the front. In response to the situation around the building which is directly adjacent to the residential area, the dwelling is designed with an inward orientation, so that residents can enjoy their residence without interruption.