Toward Scalable Heterogeneous Controller System for Various Quantum Computer by Using Multiple FPGAs. - Takefumi Miyoshi; Keisuke Koike; Shinichi Morisaka; Yuuya Sugita; Toshi Sumida; Yutaka Tabuchi; Makoto Negoro; Hidehisa Shiomi; Ippei Nakamura; Takafumi Tomita; Sylvain De Léséleuc; Atsushi Noguchi; et al. (ICCE, 2025)