クールビズ（クールビズ、kuーrubizu）
- cool biz

The word クールビズ represents a Japanese government initiative promoting smart casual wear during the hot and humid summer months. クールビズ is a portmanteau of "cool" and "business," suggesting a relaxed but professional dress code aimed at reducing energy consumption by lowering air conditioning use. It primarily involves wearing lighter clothing, such as short-sleeved shirts (without ties), polo shirts, and lighter-weight trousers, in the workplace. The goal is to remain comfortable while working and contribute to environmental conservation. The concept extends beyond just clothing; it encourages adjustments in workplace temperature settings as well. In essence, it's about staying クール (cool) and doing ビジネス (business) in a sustainable manner.

⚫︎ 夏はクールビズで快適に過ごしましょう。 Translation: Let's spend the summer comfortably with Cool Biz. ⚫︎ 今日の会議はクールビズスタイルで参加してください。 Translation: Please attend today's meeting in a Cool Biz style. ⚫︎ 会社はクールビズを実施して、節電に貢献しています。 Translation: The company implements Cool Biz and contributes to saving electricity.

You can use クールビズ in conversations when discussing workplace dress codes, environmental initiatives, or summer clothing styles in Japan. It's often used when talking about company policies, events, or general preferences during the warm season. It's also appropriate when suggesting appropriate attire for meetings or work in general. It's a widely understood term in Japan, so using it will show awareness of Japanese culture.

クールビズ is typically written in katakana: クールビズ. There are no other standard ways to write this word, as it is a loanword. There are no variations in okurigana.

There are no direct synonyms in Japanese that carry the exact same meaning, but related concepts or phrases might include: ⚫︎ 軽装 (keisou) - Light clothing ⚫︎ 夏の服装 (natsu no fukusou) - Summer attire ⚫︎ カジュアルスタイル (kyajuaru sutairu) - Casual style ⚫︎ 節電 (setsuden) - Energy saving

There aren't specific antonyms, but you could consider "traditional business attire" or a formal dress code to be the opposite concept.

今年の夏は、クールビズの期間が長くなるかもしれません。 ・Translation: This summer, the Cool Biz period might be longer. ・Explanation: This sentence suggests that the Cool Biz period will last longer than usual, possibly due to a heat wave or a focus on energy conservation.

環境省はクールビズを推奨しています。 ・Translation: The Ministry of the Environment recommends Cool Biz. ・Explanation: This shows that the Japanese Ministry of the Environment is promoting the use of Cool Biz as an environmentally friendly practice.

The word クールビズ is a wasei-eigo, a Japanese-coined word from English. It's a combination of "cool" (from English) and "business" (from English, but used in the context of Japanese business attire).