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Our site will be stopped due to building maintenance from 7:00 to 13:00 on May 27(JST).

Welcome to the Homepage of the Automatic Puzzle Generator

Source of Number Place V2 formal release has been released (Dec. 17).

Number Place V2 and Download(Java souce)

What's New ................. more infomation
January 20

Gattai-12 Problems has been added.
November 24

Huge Gattai Problems has been added.
November 9

Gattai-4 Problems has been added.
Gattai-11 Problems No.3 have been added.
November 4
Gattai-5 Problems No.2 and No.3 have been added.
November 2

Gattai-2 Problems has been added.
October 29

Gattai-5 Problems has been added.
Gattai-11 Problems has been added.

We Think Everyone Should Experience The Pleasure of Making Puzzles

World Fastest Problem Generator

Automatic Puzzle Generator: Number Place(Sudoku)
generating 1 question in 0.05 seconds

Puzzles for beginner
Hima Puzzles (New)

Cross Sums Generator Engine
We are making this generator now!

Program from a visitor
Takeshita's Number Place

Would you like to solve Number Place (Sudoku) Fiendish Problems ?

Number Place Cool Problems　 (10 problems)
Using Number Place Generator V2.0 make you possible to create cool puzzles like follows.
Pi = 3. 1415926535 8979323846 2643383279