Are cherry blossom originally from Japan?

https://www.quora.com/Are-cherry-blossom-originally-from-Japan/answer/%E6%A1%91%E7%94%B0-%E5%81%A5%E5%8F%B8-Kuwata-Kenji?prompt_topic_bio=1

In Korea, they are trying to eliminate Korea from the fact that "Sakura is Japan".