streak
Samurai Sudoku blog
Strategy guides, solving techniques, and tips for every level. Start with the complete strategy guide, then master the overlap trick. Prefer to just play? Jump in below.
Sudoku Variants Explained: Samurai, Butterfly, Gattai & Overlapping
A guide to overlapping sudoku variants: samurai, twin, butterfly, gattai, and multi sudoku. How each layout works and how they all relate to standard sudoku.
What Is Samurai Sudoku? The 5-Grid Puzzle Explained
What is samurai sudoku? The 5-grid sudoku explained: how five overlapping 9x9 grids fit together, why it's called 5-in-one, and how it differs from regular sudoku.
How to Solve Samurai Sudoku: A Step-by-Step Guide for Beginners
Learn how to solve samurai sudoku step by step. A beginner's walkthrough of the five-grid layout, where to start, and how the shared boxes do the hard work.
Samurai Sudoku Strategy: How to Solve Five Overlapping Grids
A complete samurai sudoku strategy guide. Learn to solve five overlapping grids by exploiting the shared 3x3 boxes, in the right order, from beginner to expert.
Samurai Sudoku Tips and Tricks to Solve Faster
Practical samurai sudoku tips and tricks to solve five overlapping grids faster — from working the shared boxes to avoiding the mistakes that cause restarts.
Samurai Sudoku vs Killer Sudoku: Which Variant Should You Try?
Samurai sudoku vs killer sudoku: how the two most popular sudoku variants differ, which is harder, and which one to play based on what you enjoy.
Samurai Sudoku vs Regular Sudoku: Is It Actually Harder?
Samurai sudoku vs regular sudoku: the differences, whether it's really harder, and which to play. A clear comparison of five overlapping grids versus one.
The History of Samurai Sudoku: The Gattai-5 Story
The history of samurai sudoku, from its Japanese gattai-5 origins and the 2005 sudoku boom to the overlapping-grid family it inspired. Where the 5-grid puzzle came from.
The Overlap Trick: How Shared Boxes Crack Samurai Sudoku
The shared 3x3 boxes are where samurai sudoku is won. Learn the overlap technique: how to use double-constrained cells to crack overlapping grids fast.