記憶を

memory

→ 記憶
phrase Uncommon #17,783
memory 記憶 means “memory,” and を marks it as the object of a verb. It is usually followed by a verb such as 失う (to lose), 戻す (to restore), or 持つ (to have).
JA: 事故の後、彼は記憶を失った。
EN: After the accident, he lost his memory.

あなたの記憶を変えよう思ってない

I’m not trying to change your memories.

— 落下の解剖学 (2023)

記憶を戻す助けになる

It helps restore your memory.

— 嵐の中で (2018)

催眠術記憶を消されたと思った

Did you think your memory had been erased through hypnosis?

— オールド・ボーイ (2003)