LiveInAsia.com (http://www.liveinasia.com), a division of the Vacance Corporation, allows travellers to rent apartment rooms in Japan.
LiveInAsia.com provides support to travellers from all over the world.

TheVacance.com (http://www.thevacance.com) is the first and only website in Japan which allows Japanese travellers to rent the best homes, estates, or condominiums in resort towns or holiday destinations around the world. TheVacance.com was designed for Japanese travellers to travel in style and allows them to rent overseas vacation rental units with a hassle-free, with full support in their own language, with local support services particular to the Japanese market, and the confidence that each rental unit has been chosen especially for the needs of a Japanese clientele.