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- Name: Ushiro Yasunori (Yokosuka, kanagawa, Japan)
- E-mail: yushiro&ecc.256.com, Change & to @
- Graduate: Mathematics, Science and Engineering, Waseda univ, Japan
- Degree: Ph.D. (Engineering)
- Supercomputer software development at Hitachi (up to 60)
- Computer Application, Engineering, Tokyo Polytechnic univ, Japan
- Professor (up to 65), Lecturer (up to 70)
- Mathematics, Education, Waseda univ, Japan
- Seminar instructor (20 years up to 70)
- Lecturer; Science, Kanagawa univ, japan (12 years up to 75)
- World record for π1.2 trillion digit calculation (2002)
- Now: ISCPC Research Fellow, Tokyo, Japan