To recall or remember something; to bring a past event or information back to mind.
昔の写真を見ると、当時の出来事を思い出す。
Looking at old photos, I recall events from that time.
名前がなかなか思い出せない。
I can't remember the name easily.
電車の中で彼の顔を思い出した。
I remembered his face on the train.