Tan'na 【丹那】2 The Japanese surnames etymology dictionary.
Aichi-ken , Hyougo-ken , Oosaka-fu . Distribution including Hayama. Tomoya is rare. Korean type . Originated in the county of Haman (South Korea) Gyeongsangnam Province (formerly Pasan). There is a record of naturalization on Kanagawa-ken Zushi-shi on November 7, 1955. The real name is Li. Lee is the mainstream for the real name. There is also Zhao else. 李 reference. 趙 reference.