後列|こうれつkouretsu[1]atamadaka (head-high)

1. nounback row; rear rank

• Related後方こうほうWrittenWritten/formal prose. The area or direction behind — also the rear of a battle line; it locates something at the back without any sense of rows.
• Related後部こうぶWrittenWritten/formal prose. The rear part of something, especially a vehicle or ship; it names a back section, not a row of people or things.
• Related後ろうしろCasualColloquial and the everyday default for 'behind'; it gives the direction or position at the back, with no reference to rows — use 「後列」 for a back row.
• Related後ろ側うしろがわCasualColloquial. The back side or rear end of something; it refers to the back of an object, not to a row in an arrangement, so it doesn't always swap for 「後列」.
• Related後尾こうびWrittenWritten/formal prose. The tail end of a line of people, as in 「列の後尾」; it marks the last spot in a queue rather than a back row.
• Antonym前列ぜんれつNeutralNeutral. The front row of an arrangement — the direct opposite of the back row 「後列」.

Use 「後列」 for a back row in a line-up, as in a photo (「後列左から」); its opposite is 「前列」. For 'behind' in general say 「後ろ」; for the end of a queue 「後尾」; 「後方」 and 「後部」 are written-style words for the rear area or rear part.

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

1. 並ならんだ人ひとや物ものの中なかで、後ろ側うしろがわの段だんや列れつのこと。