Missing tag/POI; local knowledge needed
(was:)amenity=telephone

Missing balcony extension and an overhang extension below.
Between the round and square towers.

Check for entrance at this location, or if footway is a dead-end.

dead end: mark last node of footway as noexit=yes

Missing overhanging balcony extensions from main building
Between the two round towers

Missing possible metal bollard or similar, does not seem to appear elsewhere nearby

https://www.mapillary.com/app/?pKey=1066908540499256&focus=photo

Missing possible entrance, or window.

https://www.mapillary.com/app/?pKey=481015799680800&focus=photo

The lower, southern wall should be its own building part.

https://www.mapillary.com/app/?pKey=169575948380169&focus=photo

This small tower should be its own building part.

https://www.mapillary.com/app/?pKey=209038770737516&focus=photo

Missing possible name / POI, survey needed.
"Medieval Room"

Suggested tags;

name=Medieval Room
name:en=Medieval Room
name:ga=Seomra Meánaoiseach

Source (use for reference only):
- https://www.flickr.com/photos/56582107@N05/53117171443

Missing inner building part for pyramidal roof