小四

fourth grade of elementary school

noun Rare #30,311
fourth grade of elementary school An abbreviation for 小学校四年生; 小4 is more commonly written in Japanese.
JA: 息子は小四です。
EN: My son is in the fourth grade of elementary school.

そんな説明小四

That explanation... it’s for a fourth-grader!

— さらば、わが愛/覇王別姫 (1993)

小四

A fourth-grader?

— さらば、わが愛/覇王別姫 (1993)

小四シャオ・スー

Xiao Si!

— さらば、わが愛/覇王別姫 (1993)

小四シャオ・スー

Xiao Si

— さらば、わが愛/覇王別姫 (1993)

小四

Fourth grade!

— さらば、わが愛/覇王別姫 (1993)