Yajisan Kazusan by Serkan Yürekli

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Yajisan Kazusan by Serkan Yürekli

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to shift between shading mode and the composite Yajilin mode where left click marks cells, right click marks dots in cells or X’s on edges, left click+drag draws lines.)

Theme: Quarters

Author/Opus: This is the 359th puzzle from our managing editor Serkan Yürekli.

Rules: Shade some cells black so that all unshaded number and arrow clues indicate the exact count of shaded cells in the given direction. Shaded cells cannot share an edge, and all white cells must remain connected as part of a single connected group. It is allowed to shade over some of the numbered cells; a shaded over clue may or may not be true.

YajisanKazusan Example by Serkan Yürekli

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 5:15, Master = 9:45, Expert = 19:30

Solution: PDF; a solution video is also available here.

Note: Follow this link for other shading puzzles. More Yajisan Kazusan puzzles are in Shading Variety Collection by Prasanna Seshadri.

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