It was Japan's second consecutive women's Olympic marathon gold, with Naoko Takahasi claiming the event in Sydney four years ago.

CNN: Noguchi claims marathon gold medal

They say Naoko Kikuchi, a 40-year-old ex-member of the Aum Shinrikyo doomsday cult, was picked up in Sagamihara, west of Tokyo, on Sunday.

BBC: Japan 'doomsday cult member' held

Naoko Toyoda had worked for 10 years with an IT company but was demoted to a starting position when she came back after the birth of her first child.

CNN: Can`womenomics' save Japan?

Naoko Matsumoto, an analyst at Merrill Lynch in Tokyo, figures this will trim publicly listed JR East's pretax earnings 5% this year and cut into profits through the year 2017.

FORBES: Opiate of the masses