Such massage parlours are extremely popular among Indonesians and it’s a common practice for them to patronize these libertine establishments.Actually, they won't consider it as cheating, but I will let you be your own judge.
I wrote an article (here: Jakarta's Best massage & Spa) about these to help you find the best one for you.
* The second kind of massage parlours offer a "plus plus", or an extra service (handjob finish), and cater only to men.
Some massage parlours offer, of course, full sexual services (among which some of the places listed above), but since I've never used these, I will leave this for other people to review.
NEW POST: To find the nearest massage parlour near where you live, read my article Guide To Massage Parlours in Jakarta.
When you pay for the massage, you are entitled to use the facilities of the spa, which typically include a jacuzzi, a sauna, a steam room, a lounge, a gym, a swimming pool.
Some have more stuff, such as an oxygen room, a theatre with large screen, etc.
Adult is committed to providing a safe and anonymous environment where individuals can distribute and market their own adult products, services and content.
Those who seek to avail themselves of such services can maintain their requirements online and browse the services on offer with ease.
Almost all of them are located in the Northern part of the town, after you pass the Monas.