@article{Kawamura21,
  title = {Foreword},
  author = {Masaki Kawamura},
  year = {2021},
  url = {http://search.ieice.org/bin/summary.php?id=e104-d_1_1},
  researchr = {https://researchr.org/publication/Kawamura21},
  cites = {0},
  citedby = {0},
  journal = {IEICE Trans. Inf. Syst.},
  volume = {104-D},
  number = {1},
  pages = {1},
}