The Known app offers over 200 study drills, including those for elementary and junior high school students, such as Kanji Kentei, Eiken, Tekkeki, Polaris, Genius, Zettai Wakaru, Sakusaku Drill, TOPIK, Tax Accountant, Bookkeeping, TOEFL, and Hokushin Test, as well as workbooks for university entrance exams and qualification exams. For more information, visit the Known website: https://knoun.jp/

Download various drills onto your smartphone and study anytime, anywhere! Known offers a wide variety of drills, from elementary school students' workbooks to qualification exam workbooks!

The digital drill app "Knoun" is a new style of study app that allows you to write notes on the solution process and solutions directly on the questions, dramatically enhancing the effectiveness of repeated study. It also offers digital-only features such as automatic grading, automatic re-examination based on past study history, and the ability to accumulate and analyze study results, providing the optimal study method for each individual user.

■Here's what you can do with "Knoun"
・Subscribe to and purchase content via in-app purchases. (Only content that supports in-app purchases can be subscribed to and purchased.)
・Practice English speaking using an English speech recognition engine specialized for the English spoken by Japanese people. (Content compatible with the English speaking learning feature is required for use.)
・Annotate questions, and your annotations are saved and can be reviewed later.
・You can set the pen color, thickness, and transparency when writing.
・Questions are automatically graded for accuracy.
・You can record your level of understanding and the reason for your mistakes for each question, and refer to them later.
・You can view question hints and explanations.
・There is a test mode that grades all questions at once after you have completed answering them.
・You can retake only questions you got wrong or questions you were unsure about.
・You can view your study results in graphs and tables.
・You can refer to your past study history and review your answers and annotations from previous studies. You can also compare your past study history in a list and view it while comparing it.

- Includes a flashcard function.

■About In-App Purchases
- For content that supports in-app purchases, you can extend your usage period or purchase paid content by purchasing it.
- For content that supports in-app purchases, tap the three-dot button to the right of Drill on the home screen; a "Purchase Information" option will appear in the menu. Tapping "Purchase Information" will display detailed information about the content purchase.
- For subscriptions, payment authorization may appear up to 72 hours before the contract expiration date. However, you will not be charged until the actual renewal date.
- To cancel, open the Google Play Store app and tap "Subscriptions" from the menu. Select the subscription you want to cancel and tap "Cancel Subscription." Then, follow the on-screen instructions.
- If you change your device, install the Known app and log in with your registered Known user ID. Any purchased content that is still within its expiration date will be downloaded.