"Jigsaw de Kensho" is a completely free puzzle app where you can win prizes just by solving jigsaw puzzles! We have gathered a collection of puzzles that can be enjoyed by beginners and advanced players alike, including beautiful landscapes, adorable animals, and challenging puzzles with hidden completed images. New puzzles are added every day, so you can enjoy without getting bored! - You can enter sweepstakes while playing puzzles! - You won't get bored because there are many puzzles to solve with lots of photos! - You can play puzzles that match your level! . First, try playing the jigsaw puzzle.

. When you complete a puzzle, you will receive entry points.

. You can use the entry points to enter sweepstakes, with point per entry.

. If you win a prize, a dedicated form will be displayed. Please enter the information such as the shipping address for the prize within week of the winning confirmation. (Please note that if you do not enter the information from the dedicated form within week, the winning will be invalid.) . The administration office will contact you at the email address you registered on the dedicated form.

. You will receive the prize! "Jigsaw de Kensho" is operated by Ohte Co., Ltd. When you clear a puzzle, you can earn sweepstakes entry points depending on the difficulty of the puzzle. You can enter sweepstakes with point per entry. The number of winners and the application deadline are determined for each sweepstakes and can be checked from the sweepstakes application screen. You can enter up to entries for one sweepstakes. However, for single-entry sweepstakes, you can only enter up to entry. The drawing will be conducted by a dedicated program at : p.m. on the day after the application deadline, and the winners will be randomly selected based on the number of entries. Winners can register (enter information such as the shipping address for the prize) from the drawing result screen, and the prize will be sent within about week to month after registration. The shipping address is limited to Japan, and we cannot ship overseas, so please understand. In rare cases, if the shipping address is incorrect or the email address cannot be received, we may not be able to send the prize, but we will contact you by email, so please make sure to receive emails from the domain @with-prize.com when you win. There is no cost involved from entering the sweepstakes to receiving the prize. If you encounter any problems, please contact us using the in-app contact form or the email address provided. We will continue to improve the features of "Jigsaw de Kensho," so we appreciate any feedback or requests.