Coronavirus has limited short-term impact
German residential real estate is one of the most resilient asset types. It is not substitute-able. I do not see how the demand is reduced by the coronavirus pandemic. There is even the potential for additional tenants, who have to adjust their housing budget to worse economic times e.g. bankrupted self-employed. The supply was already limited before the crisis. The operational side is not at risk from supply chain disruptions.
The main effect of the coronavirus pandemic will be on the development of real estate. For example the craftsmen have