Koma no Oyama (高麗大山)

KOMA no Oyama (year of birth unknown - 762) was a government official in the Nara period. He was an undersecretary of the office of Todai-ji Temple Construction. His father was SENA no Yukifumi. His grandfather was SENA no Fukutoku. He had sons named TAKAKURA no Tonomori and TAKAKURA no Tonotsugu.

His official rank was Shoshiinoge (Senior Fourth Rank, Lower Grade) and Musashi no suke (Vice Governor of Musashi no Kuni). He was later designated as the second in command of the Todai-ji Temple Construction Office.

According to "Shoku Nihongi" (Chronicles of Japan II), in 761, KOMA no Oyama was designated as Kenbokkaishi (a Japanese envoy to the Bokkai Dynasty) by Emperor Junnin and sent to Bokkai (Balhae) along with Oshinpuku, Bokkaishi (a Korean envoy to Japan).