noun
A physical object kept as a reminder of a person, place, or event. Often used for travel souvenirs or keepsakes.
旅行の記念物として、小さな置物を買った。
I bought a small figurine as a souvenir from the trip.
祖母からもらったブローチは大切な記念物です。
The brooch I received from my grandmother is a precious memento.
形見 specifically refers to a memento of a deceased person, while 記念物 is more general.
Compound of 記念 (commemoration, remembrance) and 物 (thing, object).