Saruhashi Katsuko: A Pioneering Scientist Shedding Light on the Dangers of Radiation

The tuna fishing boat Daigo Fukuryū Maru (Lucky Dragon No. 5) on display at the Daigo Fukuryū Maru Exhibition Hall in Tokyo and a bottle containing “ashes of death” collected from the vessel. Photos taken in June 2024. (© Jiji)

From left: Saruhashi, (left) and Miyake in Osaka in 1960; Saruhashi at her laboratory at the Meteorological Research Institute in Tokyo in 1965. (Photos courtesy The Association for the Bright Future of Women Scientists)

Saruhashi at the award ceremony of the Saruhashi Prize in 1998. (Courtesy The Association for the Bright Future of Women Scientists)

Iyohara Shin and the cover of his book Suiu no hito. (© Nippon.com)