@article{Nakamura21-0,
  title = {Foreword},
  author = {Atsuyoshi Nakamura},
  year = {2021},
  url = {http://search.ieice.org/bin/summary.php?id=e104-d_3_354},
  researchr = {https://researchr.org/publication/Nakamura21-0},
  cites = {0},
  citedby = {0},
  journal = {IEICE Trans. Inf. Syst.},
  volume = {104-D},
  number = {3},
  pages = {354},
}