
Questions & Answers about kounou o yomu.
It is read こうのう.
In this kind of sentence, 効能 usually means something like efficacy, benefits, or medicinal effects. You often see it on medicine, supplements, cosmetics, or product descriptions.
を marks the direct object of the verb.
So in 効能を読む, the thing being read is 効能. In other words:
- 効能 = the thing you read
- 読む = to read
A very literal breakdown is read the efficacy/benefits information.
This is a standard feature of modern Japanese pronunciation.
The particle is written を, but in normal modern speech it is pronounced お. So:
- 効能を読む
- pronounced: こうのう を よむ
- actual sound: こうのう お よむ
Learners usually still refer to it as the を particle, even though its pronunciation is basically お.