This Hindu style gate is located in backyard of Sultan Hotel Jacarata, perhaps used for restaurant ornament. Lots of similar gate can be seen in Bali island, where the Hinduism is most popular.
The Sultan Hotel Jakarta has a long and reputable legacy since it first opened its doors in 1976, as the Jakarta Hilton International Hotel. Located in Senayan, the strategic junction of Jakarta's Central Business District 'Golden Triangle', The Sultan Hotel is a landmark in the heart of Jakarta.
For more information on Sultan Hotel, refer to http://www.sultanjakarta.com/