also: ディオラマ
noun
diorama
A three-dimensional miniature model or exhibit, often with painted backgrounds, used in museums, hobby modeling, and displays.
from French
博物館で恐竜のジオラマを見た。
I saw a dinosaur diorama at the museum.
彼は鉄道模型のジオラマを作るのが趣味だ。
His hobby is making model railroad dioramas.