This is what you want.
https://www.amazon.com/Haitai-Crushed-Korean-Juice-238ml/dp/B01NC36BRA/ref=sr_1_3?crid=RVN3L3O084F8&keywords=korean+pear+juice&qid=1665663928&qu=eyJxc2MiOiIzLjY3IiwicXNhIjoiMy4xNCIsInFzcCI6IjIuODgifQ%3D%3D&sprefix=korean+pear+juic%2Caps%2C323&sr=8-3
Or, better yet, get the real thing. It ain't cheap, but TRUST me, once you try this, you're never going to even look at a normal pear. So juicy and sweet.
https://www.amazon.com/Donate-Fruit-Asian-Pears-5lbs/dp/B005POR4VE/ref=sr\_1\_26\_mod\_primary\_new?crid=A4U7297KURY&keywords=korean+pear&qid=1665664022&qu=eyJxc2MiOiI0Ljg4IiwicXNhIjoiNC4wMyIsInFzcCI6IjMuOTkifQ%3D%3D&sbo=RZvfv%2F%2FHxDF%2BO5021pAnSA%3D%3D&sprefix=korean+pear%2Caps%2C339&sr=8-26