is a mountain located in the Kabato Mountains on the border of Tà Âbetsu and Shintotsukawa, Hokkaidà Â, Japan. Pinneshiri derives its name from the Ainu language pinne-sir, meaning "male land". The name of neighboring Mount Machine means "female land". Pinneshiri, Mount Kamuishiri, and Mount Machine are together known as .
There are two climbing routes:
On the first Sunday of July, Shintotsukawa hosts