Yamanaka Yukimori (?? ??, September 20, 1545 – August 20, 1578), also known as Yamanaka Shikanosuke (?? ???) or Shikasuke (???), was a Japanese samurai of the Sengoku period.
He served the Amako clan of Izumo Province.In art, his portraits conventionally show a crescent moon on the front of his helmet; he was born under a harvest moon.
The crescent moon ornament he wore on his helmet was a token of good luck.