iPad Screenshots


Let’s improve geometrical sense the Doki Doki joyful way!

Tangram, a silhouette puzzle, uses combinations of geometrical shapes such as triangle, square, and rectangle to enjoy making various shapes.
Panasonic Doki Doki Tangram is a new type of silhouette puzzle, with a timer that adds Doki Doki feelings.

“RiSuPia” Official Application

How to play
Let’s complete a silhouette by moving pieces within a time limit. When you run out of the time, the pieces will fly apart and ruin the silhouette!
Depending on your finishing time, the color of medals varies. Let’s aim for gold medals in every silhouette.

• Simple rules and a new feeling Doki Doki timer
• Multi-touch interaction for multiple players to enjoy the game with both hands

What is “RiSuPia”?
The beauty of arithmetic and mathematics hidden in nature. The fun in natural science in daily life. RiSuPia is a hands-on museum that enables you to experience the fascination of science of mathematics.

RiSuPia: Tokyo, Japan / Hanoi, Vietnam

What’s New

Version 1.0.5

- Compatible with iOS 14

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

App Privacy

The developer, Panasonic Corporation, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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