Yunhyung Cho A brief introduction to toric varieties and Newton-Okounkov bodies (Lec 1, Lec 2)
Naoki Fujita Introduction to crystal bases (Lec 1, Lec 2)
Lara Bossinger Gröbner degenerations of Grassmannains and cluster algebras (Lec 1, Lec 2)
Naoki Fujita Newton-Okounkov bodies of flag and Schubert varieties (Lec 3, Lec 4)
(* At the beginning of Lecture 3, the organizer forgot to record, so the video for Lecture 3 is short. You can skip the video to 1min 20sec.)
Megumi Harada An introduction to Hessenberg varieties and their Newton-Okounkov bodies (No video)
Akihiro Higashitani Introduction to combinatorial mutations of polytopes and its applications (Lec 1, Lec 2)