Maki Yūkō (槇 有恒, Maki Yūkō; 5 February 1894 – 2 May 1989), also known as Maki Aritsune (using the native Japanese reading of the characters of his given name;Yūkō is the Sino-Japanese reading), was a Japanese mountain climber. He was born in Sendai and died in Tokyo.
Source: “Maki Yūkō”, English Wikipedia (CC BY-SA 4.0), excerpt