From the roundabout, walk west toward the main gate of Plaza Indonesia Shopping Center. Turn right at Jalan Kebon Kacang 30, then left at Jalan Kebon Kacang 40. Turn right on the second street (Jalan Kebon Kacang 32). Continue north for about 100 meters. Thirty Seven Guesthouse will be on your left, at the corner of Jalan Kebon Kacang 32 and 37.