The JapanFlux2024 dataset for eddy covariance observations covering Japan and East Asia from 1990 to 2023. - Ueyama, Masahito; Takao, Yuta; Yazawa, Hiromi; Tanaka, Makiko; Yabuki, Hironori; Kumagai, Tomo'omi; Iwata, Hiroki; Awal, Md. Abdul; Du, Mingyuan; Harazono, Yoshinobu; Hata, Yoshiaki; Hirano, Takashi; et al. (Earth System Science Data, 2025)