Translation of "Decoration" in Japanese

And self-decoration.

身体装飾などです

He studied interior decoration.

彼は室内装飾を学んだ。

It seems to me the highest decoration

最高の勲章は障害者―

You've done a wonderful job on the interior decoration.

すてきな室内装飾になりましたよ。

He hung an old, wooden oar on his wall as a decoration.

彼は古い木製のオールを壁にかけて飾っている。