Summary: Family of four estimated monthly costs are 2,971$ (431,806¥) without rent. A single person estimated monthly costs are 828$ (120,314¥) without rent. ... Cost of Living in Japan. RestaurantsEdit Water (1.5 liter bottle)123.99¥ Bottle of Wine (Mid-Range)1,025.00¥ Domestic Beer (0.5 liter bottle)287.22¥ 63 more rows