thenness

Noun

uncountable

The state or condition of being then, in the past as opposed to now.

Japanese Meaning

過去、つまり今ではなく、かつて存在した状態や情勢

He felt the thenness of the old photographs, a sense that they belonged to another, irretrievable time.

彼は古い写真の過去性を感じ、それらが別の取り戻せない時代に属しているという感覚を覚えた。

Sense（1）

The state or condition of being then, in the past as opposed to now.