I would invite anybody interested in waterpipe or Arabic culture to my home (Tokyo, Higashi Koganei station) for waterpipe smoking through the Golden week 04/30 ~ 05/06. Waterpipe,tea,Arabian sweets or cookies and listening to Arabic music. you can read more here: http://event.alkayem.soft-phone.us
Sorry, I can't type Japanese, if somebody can translate this topic into Japanese I would appreciate it.