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Hitori: instructions and practice

Give this approach a try

Choose one rule to keep in mind for this round. Apply it consistently rather than guessing what another version might allow. Notice the feedback after each input.

What you need to achieve

Shade repeated numbers while keeping black cells separated and all white cells connected. An attractive position is not enough unless the goal is met. Keep the controls in easy reach.

Follow these playing steps

  1. Click a cell to shade, mark or clear it.
  2. No unshaded number may repeat in a row or column.
  3. Black cells cannot share an edge.
  4. Check puzzle verifies duplicates and connectivity.

Your inputs

Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. Keep the playing area visible while using these controls. Check any mode label before starting.

An example before you play

Two identical unshaded numbers in one row cannot both remain. Focus on why the action is allowed, not only its outcome. Keep the game’s format in mind.

Keep this in mind

Removing every duplicate can disconnect white cells. A different version of the game may use a different rule. Watch the feedback after an action. A message can explain whether the input was accepted or whether a rule needs attention.

Questions that come up during play

While learning, what is the goal of Hitori?

Here is the relevant explanation: Shade repeated numbers while keeping black cells separated and all white cells connected.

For this browser game, how do I control Hitori?

For clarity: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.

For my first round, what example helps explain Hitori?

The key detail is this: Two identical unshaded numbers in one row cannot both remain.

For this browser game, what should I watch out for in Hitori?

The key detail is this: Removing every duplicate can disconnect white cells.

Before I begin, what format does Hitori offer?

The key detail is this: Play twelve 5×5 puzzles. Any shaded starting cells remain fixed.

On this playing page, which play mode does Hitori use?

Keep this in mind: The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.

As a new player, where should I start with Hitori?

The key detail is this: Click a cell to shade, mark or clear it.

On this playing page, do I need an account or a payment for Hitori?

No player account or payment is needed. Game scores are recreational results, not cash prizes.

For my first round, how can I find Hitori again?

Keep this in mind: Use the Games list or save this game page in your browser bookmarks. The Guide is linked from the playing page.

For a quick reminder, how do I report an issue with Hitori?

Keep this in mind: Use the contact form and include the game name, browser, device and the actions that led to the issue. Do not send passwords or payment details.