To cite package ‘mjchar’ in publications use:

  Uryu S (2024). _mjchar: R Interface to Moji Joho Kiban Ideographs_. R
  package version 0.0.0.9000, <https://github.com/uribo/mjchar>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mjchar: R Interface to Moji Joho Kiban Ideographs},
    author = {Shinya Uryu},
    year = {2024},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/uribo/mjchar},
  }