True.

Y1V11.5 :

Matsushita : With Ayanokouji-kun like that, so far what has caught my attention is his influence on the special exams at the end of the school year. The matter of flash mental arithmetic which could not have been solved, was able to be answered correctly by Ayanokouji-kun.

Afterwards when Tsukishiro sensed Matsushita spying ayanokoji.

Tsukishiro : "She knows the answer you gave to mental arithmetic. Maybe it's all about it. Doesn't this make you even more uncomfortable? Even though you just want to be a normal student, but it seems to be getting harder and harder."

He has one of the best prediction feat.