It is an unofficial quiz game app of popular work, Mr. Osomatsu.

"Osomatsu-san" (Osomatsu-san) is a Japanese TV anime based on Fujio Akatsuka's manga "Osomatsu-kun". To commemorate the 80th anniversary of Fujio Akatsuka's birth, the first period was broadcast on TV Tokyo and others from October 2015 to March 2016. This is the first TV anime produced by studio Pierrot in about 27 years since the second TV anime "Osomatsu-kun" that was broadcast in 1988, and it was the first late-night anime broadcast in the series.

The second period was broadcast from October 2017 [5] to March 2018. On March 15, 2019, a completely new theater animation will be released with the distribution of Shochiku. The third period was broadcast from October 2020 to March 2021. The first new animation will be released in the theater in 2022, and the second in 2023. It is scheduled to be made into a live-action movie in the spring of 2022.

Play the four-choice quiz app to kill time when you have time to spare.