工場|こうじょうkoujou[3]nakadaka (mid-high)

1. nounfactory; plant; mill; workshop
   その工場こうじょうは玩具がんぐを製造せいぞうしている。↗

   The factory manufactures toys.

• SynonymファクトリーNeutralLoanword for a factory, mostly seen in brand and shop names like 「〇〇ファクトリー」; in everyday speech 「工場」 is the normal word.
• SynonymプラントNeutralLoanword for a complete set of industrial equipment or a large-scale plant, as in 「化学プラント」.
• Synonym製作所せいさくしょWrittenWritten/formal word for a manufacturing plant, used mostly in company names such as 「〇〇製作所」.
• Synonym製造所せいぞうしょWrittenWritten/formal term for a place where goods are mass-produced; found mainly on permits and signage rather than in everyday speech.
• Related工房こうぼうNeutralA small-scale studio where an artist or craftsperson works, as in 「陶芸工房」 — a place for crafting by hand rather than a production facility like 「工場」.
• Related作業場さぎょうばNeutralAny place where work is carried out — not necessarily a factory, and large or small; 「工場」 specifically means a facility that manufactures products.
• Related制作室せいさくしつNeutralA studio for making films, TV programs, music, art and similar works — creative content production, while 「工場」 is a facility for mass-producing products.
• Related細工所さいくじょWrittenFormal written word for a workshop that makes or processes goods, also the workshops of old temples and government offices; rare today, unlike 「工場」 in scale and nature.

For a factory, 「工場」 is the default. Use 「製作所」 in company names, 「プラント」 for complete industrial installations, 「工房」 for a craftsperson's studio, and 「作業場」 for a general work site.

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

1. （こうじょう）原はら材料ざいりょうを加工かこう・組み立くみたてることにより、製品せいひんを製造せいぞうする設備せつび及および場所ばしょ。