YOU SAID:

I mentioned that concept already in part 4, but I have included it in this part as well because I think it is so important

INTO JAPANESE

その概念はすでにパート4で述べましたが、非常に重要だと思うので、このパートにも含めました。

BACK INTO ENGLISH

I've already mentioned that concept in Part 4, but I think it's very important, so I've included it in this part as well.

INTO JAPANESE

その概念についてはパート4ですでに説明しましたが、非常に重要だと思うので、このパートにも含めました。

BACK INTO ENGLISH

I've already covered that concept in Part 4, but I think it's very important, so I've included it in this part as well.

INTO JAPANESE

その概念についてはパート4ですでに説明しましたが、非常に重要だと思うので、このパートにも含めました。

BACK INTO ENGLISH

I've already covered that concept in Part 4, but I think it's very important, so I've included it in this part as well.