Tanaka-san, have you finished the report?

I had a picnic at Ueno Park.

We should consider this problem from the standpoint of students.

Mr. Ue is my best friend.

In ancient documents, the word '上' was used to refer to gods.

Mr. Ue is my best friend.

My room is on the second floor, and your room is above mine.

Rare earth elements are essential materials for the manufacture of electronic devices.

An isotope refers to elements with the same atomic number but different numbers of neutrons.

Transition elements play an important role in chemical reactions.