is a Japanese attorney

Attorney at law (Japan)

In Japan, form the base of the country's legal community. They are the only individuals authorized to represent others and they are automatically qualified to practice in most Japanese legal professions...

 (Special Councel of TMI Associates). He was a career judge and a Justice of the Supreme Court of Japan

Supreme Court of Japan

The Supreme Court of Japan , located in Chiyoda, Tokyo is the highest court in Japan. It has ultimate judicial authority to interpret the Japanese constitution and decide questions of national law...

. Following his retirement, Izumi participated in a public campaign against the re-election of two of his former colleagues, Justices Wakui and Nasu, in protest against the votes they had cast in an electoral malapportionment case.