We usually think of "what I know" and "what everyone knows" in the same way. However, there is a big difference between the two. This time, it is a thought experiment where you can experience what is ...

I am Takesue, and I run Nii School (university entrance exams, high school entrance exams, and individual tutoring) in Kibogaoka and Futamatagawa, Yokohama. Today, I would like to write about the ...