When comparing builders in Japan, "Tsubo-tanka" (Unit Price per 3.3 sqm) is the most common metric. However, this term is ambiguous. Depending on the company or even the specific salesperson, the definition changes. One might quote a price for just the "building shell," while another includes insurance and registration fees in their calculation. You cannot compare apples to oranges. You must ask: "Where does this price stop?" The "Standard Grade" Trap Recently, more quotes in