User blog comment:Kogath/Monster Hunter: World Discussion/@comment-26421638-20190412071824

Spring Blossom event returns from April 26 to May 16, 2019 (UTC)

http://www.monsterhunterworld.com/us/topics/festival/

Apparently seems that all event returns except for HR 50 Tempered Lavasioth and no traces of AT Nergigante (by now)...