Six lichenicolous fungi, Abrothallus parmeliarum, Arthonia digitatae, Lichenopuccinia poeltii, Reconditella physconiarum, Stigmidium subcladoniicola, and Vouauxiella lichenicola, are reported as new to Japan. These were found on the host lichens collected in montane to subalpine area of Nagano and Saitama Prefectures in central Honshu and Hokkaido in Japan