Skip to content
Tateboo-Yokoboo Puzzle
Logic & Grid

Tateboo-Yokoboo Puzzle

5/5 174.4K plays 1,784 reviews 2026-01-01 released

A Nikoli-style line-drawing puzzle. Draw horizontal and vertical lines through every white cell. White cell numbers show line length. Black cell numbers show how many lines end at their edges. 30 unique puzzles from 5x5

▶ Play now Platform: Browser

Source: GameZipper · Games hosted by GameZipper / PlayKovo

About this game

A Nikoli-style line-drawing puzzle. Draw horizontal and vertical lines through every white cell. White cell numbers show line length. Black cell numbers show how many lines end at their edges. 30 unique puzzles from 5x5 beginner to 9x9 expert.

How to play

What is Tateboo-Yokoboo?

Tateboo-Yokoboo is a Japanese logic puzzle from Nikoli. You draw horizontal and vertical lines through every white cell in the grid. Numbers in white cells indicate the length of the line passing through them. Numbers in black cells indicate how many lines end on that cell's edges.

How do you play Tateboo-Yokoboo?

Click a white cell to toggle its line direction between horizontal and vertical. Every white cell must have exactly one line through it. A white cell number shows the line's length. A black cell number shows how many lines terminate at its edges. A single line cannot pass through two numbered white cells.

What are the rules of Tateboo-Yokoboo?

1) Every white cell has exactly one line (horizontal or vertical). 2) A white cell number equals the length of its line segment. 3) A black cell number equals how many lines end on its four edges. 4) No line may pass through two or more numbered white cells. 5) Lines may end at black cells or grid boundaries.

How many levels does Tateboo-Yokoboo have?

30 levels across 5 tiers: Beginner (5x5), Easy (6x6), Medium (7x7), Hard (8x8), and Expert (9x9).