Unable to answer "What are the opening hours here?" – RomaniPhen (NGO Office) – osm.org/node/5734336763 via StreetComplete 61.2:

It's not clear what's in here now.

Attached photo(s):
https://streetcomplete.app/p/293469.jpg
https://streetcomplete.app/p/293470.jpg

"This is either an incorrect, duplicate entry, or they've moved.

They are at Karl-Kunger-Straße 14,"
The place has gone or never existed. A CoMaps user reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-07-13T12:01:25Z
POI name: Yukalou
POI types: wheelchair-no shop-second_hand
#CoMaps android

Unable to answer "This shop has been vacant. What’s here now?" – house number 1 – osm.org/node/4006392902 via StreetComplete 61.2:

It's unclear from their website what category should be used on OSM.

Something about making public spaces safer and more accessible, but it's not obvious whether this is an NGO or for-profit business.

https://www.think-sihoch3.com/en/about-us/

Unable to answer "What diameter is specified on the sign for this fire hydrant?" – Underground Fire Hydrant – osm.org/node/12242175872 via StreetComplete 59.2:

How can I tell the diameter from this?

Attached photo(s):
https://westnordost.de/p/246930.jpg

Unable to answer "What type of shop is Bolans?" for osm.org/way/289557860 via StreetComplete 33.2:

This is an architect bureau

"This belongs in a category of its own: Drama School, just like music schools have their own category."
OSM snapshot date: 2025-06-22T05:04:15Z
POI name: ETI Schauspielschule
POI types: amenity-college
#CoMaps android

"This belongs in a category of its own: Drama School, just like music schools have their own category."
OSM snapshot date: 2025-06-22T05:04:15Z
POI has no name
POI types: building wheelchair-yes
#CoMaps android

"This belongs in a category of its own: Drama School, just like music schools have their own category."
OSM snapshot date: 2025-06-22T05:04:15Z
POI name: actorfactory
POI types: amenity-school
#CoMaps android

"This belongs in a category of its own: Drama School, just like music schools have their own category."
OSM snapshot date: 2025-06-22T05:04:15Z
POI name: Schauspielschule "Der Kreis" Fritz-Kirchhoff-Schule
POI types: amenity-school
#CoMaps android

Unable to answer "Any vegetarian items on the menu here?" – T.viet (Vietnamese Restaurant) – osm.org/node/3666824753 via StreetComplete 59.1:

No complete menu displayed outside.