UOGASHI 7070 offers B & B and dining services network in Naoshima. To date, two inns and one guest house joined. Namihei is quite beautiful house, rooms are deluxe room quality yet shared bath & toilet. Others prepare private bath & toilet. Please ask me which lodge you will stay before book if you worry.
And another guest house is added, called UOGASHI 7070 Annex KnowMe.