Famous along with his fellow students Cho Chikun, Kobayashi Koichi, Kato Masao, and Takemiya Masaki.
He joined the dojo at a young age like his fellow students.
He would go up the ranks faster than rules allowed after winning the first 14 Oteai games when he was being promoted from 6 to 7 dan.
Ishida was given the nickname "The Computer" because his Yose play and counting skills were far more accurate than other pros.
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