Financing could divide the sample in ways the headline prices do not show. Note whether each property appears ready for occupation, needs substantial work, or has an unclear use case, then compare only similar listings. Those distinctions can affect both the number of potential buyers and how...
I would push back on making response speed the main test. A fast reply is not the same as a careful answer, especially where Japanese documents need explanation or an issue must be checked locally.
The bigger missing fact is whether the building is vacant, owner-occupied or tenanted. That...
Buyer financing could also interact with condition. A lower headline price does not necessarily make a property easier to fund if substantial work is expected. That may explain longer exposure better than the service charge, but you would need transaction-level information rather than assumptions.