What does 下一桁2 mean? In context, it is referring to some quantity and seems to mean under half, but not too low.

In this usage, why is ichi in kanji while 2 is a numeral? Can I replace the numbers with other numbers and get a different meaning? In the real world, when would someone want to use this phrasing instead of "x to y"?


2 Answers 2

  • 下【しも】: low
  • 一【ひと】: one
  • 桁【けた】: digit

So 下一桁2 probably means "the last (one) digit is 2" (e.g., 102, 65432). が/は seems to be omitted for some reason (I don't know why because you provided virtually no context).

why is ichi in kanji while 2 is a numeral

When you talk about a position of a digit, a careful writer does this to avoid confusion. For example, this Wikipedia article seems to be carefully written according to the convention.

  • 千の位 thousands place
  • 小数第三位 the third decimal place

Similar examples:

  • 十六進数 hexadecimal number
  • 五角形 pentagon

I am not sure what you are asking though, you may use the phrase 下一桁, 下1ケタ, 下1桁 for describing vehicle class number or the winning number of lottery.

This 宝くじ当選番号案内 says 下1ケタ 6番 (The image actually shows 2)

enter image description here

Probably the number of last digit so called 「チェックデジット」has been added to the number of credit card, identification number of drivers' license, etc. to avoid input mistakes.

According to コトバンク: 「チェックデジット」,





I hope this is close to what you are wondering about.

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