Colquecruz, Jatunriti, Cordillera Vilcanota. Detailed information is not yet available about the Rikkyo University expedition to the Cordillera Vilcanota. The leader was Yoshihiro Takiguchi and the members were Takeo Shimomura, Terashima, Ishizuka and Hiroshi. They made several climbs, none first ascents: Colquecruz (20,049 feet), Huayna Alpamayo (19,000 feet), Zapato (19,000 feet) and Jatunriti (19,906 feet). After climbing these, they went to explore the eastern slopes of the Ayacachi and Coylloriti groups.
Ichiro Yoshizawa, Japanese Alpine Club