ナンプレde懸賞

◆The series has exceeded 15 million downloads! ◆
We have Sudoku puzzles of various difficulty levels that are completely free and even come with prizes.
Intuitive operation is possible, and you can select your preferred method from the settings, such as entering notes.
The questions added every day include not only normal Sudoku, but also slightly unusual Sudoku such as crosses, jigsaws, and inequality signs.
You can play without registering as a member, so please install and try it first.

Solve Sudoku puzzles and win prizes!

This app conducts fair lottery drawings and secure delivery of prizes.
We occasionally receive opinions from winners in the reviews, so please check them out if you'd like.


[Newly supports inequality number Sudoku]
Inequality Sudoku is a Sudoku game where the size of adjacent squares is indicated by a inequality sign. Like normal Sudoku, each vertical and horizontal column contains numbers 1 to 9. High-level problems may be difficult until you get used to them, but we only prepare problems that can be solved logically, so please try to be persistent.

【how to play】
1. First, try solving the Sudoku problem.
2. By clearing the questions, you will receive application points.
3. Application points can be applied to the sweepstakes as one point.
4. If you win the sweepstakes, a special form will be displayed.
Please enter information such as where to send the prize within one week after the winning results are confirmed.
(Please note that if you do not enter information from the special form within one week, the winning will be invalidated)
5.The office will contact you via the email address you registered in the special form.
6. You will receive a prize!

[Is it really true? ]
We have posted some of the testimonials of the winners and pictures of our staff packing the items.
Do you really win the sweepstakes? If you are worried about this, please take a look at the official note!
https://note.com/ohte_cs/n/n7ba413cacc7f

[No need to register unnecessary personal information! 】
You can enjoy it without registering your name or address.
Winners will be asked to enter their address in order to have their prize shipped, but this information will not be used for any purpose other than shipping the prize.

[I want to hide cleared problems]
You can set filters based on level, type, and clear status from the menu on the top right of the question list screen. Please try.

[Compatible with cross Sudoku! ]
Normal Sudoku is to fill in the numbers 1 to 9 in three patterns: [vertical], [horizontal], and [within thick frame].
In addition to this, Cross Sudoku adds the element of [diagonal].
Numbers 1 to 9 are also entered in the colored diagonal squares.
The "CROSS" icon is the mark of Cross Sudoku!
Enjoy a different kind of Sudoku puzzle!

[Compatible with Jigsaw Sudoku! ]
Jigsaw Sudoku is similar to regular Sudoku, where you fill in the numbers 1 to 9 using three patterns: [vertical], [horizontal], and [within a thick frame].
However, the range of [bold frame] changes depending on the problem, like a jigsaw puzzle.
Of course, each [bold frame] will contain a number from 1 to 9.
The "JIGSAW" icon is the landmark for Jigsaw Sudoku!
The high-level problems in Jigsaw Sudoku are quite difficult...!

[Compatible with Cross Jigsaw Sudoku! ]
Cross Jigsaw Sudoku is a Sudoku that has the characteristics of both Cross Sudoku and Jigsaw Sudoku.
Like Cross Sudoku, numbers 1 to 9 are included in the diagonal, and like Jigsaw Sudoku, the range of thick frames that contain numbers 1 to 9 changes depending on the problem.

[What kind of problems are there? ]
You can choose from 5 levels of difficulty, ranging from 1 to 5 stars.
If you solve difficult questions, you can get a lot of application points!
Plus, more questions will be added all the time!

[What is a hint medal? ]
You can get hint medals by logging in every day.
You can use the hint function with hint medals.
You can clear even difficult problems by using the hint function.

[What is Sudoku? ]
Sudoku is an abbreviation for Number Place and is also called Sudoku.
This is a puzzle game where you enter numbers 1 to 9 into 9x9 squares divided into 3x3 blocks.
The rules are simple, just fill in the squares while observing the following two constraints!
[Constraint 1] Please enter any number from 1 to 9 into an empty square.
[Restriction 2] However, the same number cannot be contained multiple times in each vertical or horizontal column or in a 3x3 block surrounded by thick lines.
Perfect for brain training and killing time!

[Is this a bug? ]
If you have any problems, please contact us via "Contact us" on the "Other" screen in the app or from here ↓.
We will respond.
info@with-prize.com

[About sweepstakes in this app]
By clearing the questions, you can earn application points according to your level.
You can apply for the sweepstakes as one application point.
Each sweepstakes has a set number of winners and application deadline, which can be checked on the application screen.
Additionally, the maximum number of entries that can be submitted for one sweepstakes is 300. However, in the case of sweepstakes that are limited to one entry, you can apply for a maximum of one entry.
The lottery will be held at 12:00 noon the day after the application deadline using a special program, and winners will be selected completely at random based on the number of applications.
Winners can register as winners (register information such as prize delivery address) from the lottery results screen, and prizes will be shipped within 30 business days after winner registration.
For prizes that are automatically sent via email, the email will be sent within 1 minute after the winner registers.
However, due to situations such as prizes being out of stock, the waiting time may be longer. Also, please note that if the registered address or email address is incorrect, or if email reception is refused due to domain specified reception, etc., the prize may not be delivered. In such cases, we will contact you via email, so if you win, please make sure you can receive emails from the @with-prize.com domain.
Please note that prizes can only be shipped within Japan and cannot be shipped overseas.
There is no cost to you from the time you apply until you receive your prize.

This app's sweepstakes is independently operated by Ohte Co., Ltd. (Shibuya-ku, Tokyo).
Aute Co., Ltd. is a group company of i-Mobile Co., Ltd., a company listed on the First Section of the Tokyo Stock Exchange. There is no fraud whatsoever in the operation of the service, and we aim to provide a service that users can use with peace of mind.

We will continue to improve the functionality of the app, so we would appreciate it if you could give us your opinions and requests.

Operating company: https://ohte.co.jp/
note: https://note.com/ohte_cs/
Twitter: @deKensho_Ohte
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