List of prehistoric birds of Japan

This list is of prehistoric birds and avialan dinosaurs known from the fossil record of the Japanese archipelago. For extant birds from the area, see List of birds of Japan.

Clade	Clade	Family	Genus	Species	Synonyms	Image	Age
Clade	Clade	Family	Genus	Species	Synonyms	Image	Age	Avialae			†Fukuipteryx	†F. prima Imai et al., 2019^[1]			Early Cretaceous
Hesperornithes		†Chupkaornis	†C. keraorum Tanaka et al., 2017^[2]			Late Cretaceous		Avialae

Clade	Order	Family	Genus	Species	Synonyms	Image	Age
Clade	Order	Family	Genus	Species	Synonyms	Image	Age	Neognathae	Anseriformes	Anatidae	†Annakacygna	†A. hajimei Matsuoka & Hasegawa, 2022^[3]	Miocene
†A. yoshiiensis Matsuoka & Hasegawa, 2022^[3]											†Annakacygna		Miocene
†Shiriyanetta	†S. hasegawai [species] Watanabe & Matsuoka, 2015^[4]			Pleistocene
Charadriiformes	Alcidae	Uria	†U. onoi Watanabe, Matsuoka & Matsuoka, 2016^[5]			Middle Pleistocene
Procellariiformes	Diomedeidae	Diomedea	†D. tanakai Davis, 2003^[6]			Early Miocene
Suliformes	†Plotopteridae	†Copepteryx	†C. hexeris [species] Olson & Hasegawa, 1996^[7]			Oligocene
		†Copepteryx	†C. titan [species] Olson & Hasegawa, 1996^[7]			Oligocene
		†Hokkaidornis	†H. abashiriensis [species] Sakurai, Kimura & Katoh, 2008^[8]			Late Oligocene
		†Stenornis	†S. kanmonensis Ohashi & Hasegawa, 2020^[9]			Oligocene
		†Empeirodytes	†E. okazakii Ohashi & Hasegawa, 2020^[9]			Oligocene

Mesozoic