This challenge is reserved for the truly elite. Test your knowledge on a wide range of common sense topics, including general knowledge and etiquette, then see how you rank!

The definitive public rating app is finally here!

Achieving a Perfect No Miss score will earn you a certified super-first-class status.

If you are confident, share your diagnostic results after completing the check!

◆ Sample Questions ◆

"Which is colder, the North Pole or the South Pole?"

"What was the year before the Showa era?"

"What is the sum of the internal angles of a pentagon?"

We've compiled a total of 200 common sense questions that a first-class individual would naturally know.

You may rightfully call yourself "super first-class" only if you answer every single one correctly.

◆ How to Play ◆

1. Read each question carefully and tap the option that best fits.

2. Press "Answer" to check if you are correct.

3. Answer correctly to proceed. If incorrect, keep trying until you get it right.

After solving all 50 questions in a series, your rank will be displayed based on the number of questions you answered correctly on the first attempt.

*1 Results will not be displayed until all problems in the series are solved. Please note.