The Chikusei dataset contains hyperspectral images of Chikusei, Ibaraki, Japan, acquired by the Hyperspec-VNIR-CIRIS spectrometer. The ground sampling distance is 2.5 m, the scene size is 2517×2335 pixels, and there are 512 bands in total, with 128 bands in the spectral range of 363 nm to 1018 nm. In addition, the dataset has ground truth collected for 19 categories through field surveys and visual inspections (high-resolution color images obtained by Canon EOS 5D Mark II and hyperspectral data).