How to say "decoration" in Japanese

Choosing the right word
  • 飾りかざりJLPT N2approx.Common
    noun, noun (suffix)The everyday word for a decoration or ornament — a physical item used to adorn something, such as a trimming or a festive ornament. This is usually the default choice for tangible decorations.
    その箱ばこに飾かざりのテープをかけてください。↗
    Do up the box with decorative tape.
  • 勲章くんしょうCommon
    nounCovers only the formal honor sense of 'decoration', meaning an order or medal conferred as a distinction. It is never the word for ornamental decoration; choose it only when 'decoration' refers to an award.
    その勇敢ゆうかんな行為こういで彼かれは勲章くんしょうを貰もらった。↗
    His brave deeds earned him a medal.
  • デコレーションJLPT N1approx.Common
    nounA loanword used chiefly for decoration in the festive or confectionery sense, notably decorating cakes, and for decorative display. Use it when the English 'decoration' has that flavor.
  • 飾り付けかざりつけCommon
    nounRefers to decorating or dressing something up, and also to arrangement — the act or result of decorating a space, tree, or room. Choose it when the emphasis is on the decorating itself rather than the object.
  • 装飾そうしょくJLPT N1approx.Common
    suru verb, transitive verb, no-adjectiveMeans ornament or decoration in the sense of ornamental embellishment added to buildings, objects, or designs. Suited to talking about decoration as ornamental detail rather than a single item.
    その部屋へやは装飾そうしょくを凝こらしている。↗
    The room is richly ornamented.

Use 「飾り」 for a general ornament or something adorning, 装飾 for ornamental embellishment, 「飾り付け」 for the act or result of decorating a space, 「デコレーション」 for cakes and festive display, and 勲章 only for medals.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents
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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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