Cairo Pentagonal Kurotto

Here is an adaptation of Nikoli’s Kurotto to a Cairo Pentagonal grid.

Rules

Standard Kurotto Rules.  Shade some cells such that:

1. Each circled number equals the total number of cells in all edge-connected clusters touching that cell.
2. Cells with circles cannot be shaded.

Example

Puzzles

All of the puzzles can be found organized in this printable PDF, or in the images below.

PDF Cairo Pentagonal Kurotto

01. Medium

 

02. Hard

03. Hard