the first of the 勅撰和歌集 (chokusen wakashū, “imperial waka anthologies”), compiled in 905-914 CE

the eighth of the 勅撰和歌集 (chokusen wakashū, “imperial waka anthologies”), compiled in 1201-05

spot, dot / score, grade, mark(s) / point

the past and present / Short for 古今雛 (kokin-bina):

Short for 古今和歌集 (Kokin Wakashū): a waka anthology compiled in 905 / a surname

the past and present / old and new / the interval between the past and present; also, such a history

a surname

the past and present

voice; chirping, singing; sound; voiced sound /

a piece of research, a study, investigation