Attached to a noun to mean 'from the standpoint of X' or 'in terms of X (aspect/field).' It frames a statement within a particular domain such as law, appearance, health, or business. Read as じょう, it turns a noun into an adverbial 'as far as X goes' phrase.
[Noun] + 上(じょう)(は/も)
法律上、この契約は無効です。
Hōritsu-jō, kono keiyaku wa mukō desu.
Legally speaking, this contract is invalid.
法律 (law) + 上 = 'from a legal standpoint,' framing the judgment that follows.
健康上の理由で、彼は退職した。
Kenkō-jō no riyū de, kare wa taishoku shita.
He retired for reasons of health.
健康 (health) + 上の理由 = 'reasons in terms of health'; 上 links to a noun with の.
経験上、この方法が一番確実だ。
Keiken-jō, kono hōhō ga ichiban kakujitsu da.
In my experience, this method is the most reliable.
経験 (experience) + 上 = 'from the standpoint of experience,' introducing an opinion.
• Attaches directly to a Sino-Japanese noun (法律, 教育, 立場, 仕事, 歴史). • 上の + noun is common (上の問題 'a problem in terms of ~'). • Register: formal/written; frequent in business and legal contexts. • Do not confuse with 上(うえ) meaning physical 'on top of' — here it is read じょう.
The JLPT rarely asks whether you recognise a pattern — it asks which of several similar patterns fits. These are the ones ~上/上は/上も is tested against.
において marks a general field/place/time ('in the area of'); 上(じょう) specifically frames a judgment 'from the standpoint of' a domain like law or health.
にとって expresses a person's subjective viewpoint ('for X'); 上(じょう) states an objective domain-based standpoint (legally, technically).
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