"おしりたんていねらわれたダイヤ" is an interactive iPhone app developed by FLAMA Inc. It falls under the Education & Reference category, specifically in Books. The app is based on a story where a character named おしりたんてい receives a notice about a diamond theft, leading to a series of intriguing events and mysteries to solve. Users can touch おしりたんてい's face to uncover hidden surprises and enjoy the story's twists and turns. The app is available for free with no time limit, providing an engaging and interactive experience for readers.

Experience the excitement of solving mysteries with おしりたんてい and delve into a captivating story filled with unexpected challenges and discoveries. With additional books in the series available for purchase, this app offers a delightful way to engage with engaging narratives and interactive elements.