Robustness of the mirror skin effects against for randomness breaking the symmetry is demonstrated by machine learning. The letter has been published in J. Phys. Soc. Jpn. 90, 053703 (2021) by Hiromu Araki, Tsuneya Yoshida and Yasuhiro Hatsugai, “Machine Learning of Mirror Skin Effects in the Presence of Disorder”. See also arXiv:2102.09714.