This website is the one I tried.
https://brandavenue.rakuten.co.jp/item/JX9659/?product_color_cd=01&s-id=brn_search_list

I don't know if you can see the image, but if you can help, please go to the website and check it out.
I want to extract the clothing sizes in text format from this shopping mall.
However, I don't want to extract sizes that are out of stock. I was wondering how to configure a webscraper for this situation.
If you can answer this, I'd really appreciate it.
I am so desperate...