1. Base
Normal Sudoku rules apply.
2. Renban Lines
Each Renban line contains a group of consecutive digits in any order, with no repeated digits.
More Renban Sudoku puzzles
This puzzle appears as puzzle #55 in my book
128 Handcrafted Renban Sudoku.
If you enjoyed solving it, you'll find
127 more handcrafted Renban puzzles
in the full volume, ranging from
beginner-friendly introductions to
expert-level challenges.
Solution code: Digits in row 3 (left to right).
on 5. October 2026, 17:53 by macintux
One subtle deduction took me a while to spot, but otherwise a very smooth flow. Thanks.
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