@article{howdolanguagemodelsacquirecharacterlevel,
  title = {How Do Language Models Acquire Character-Level Information?},
  author = {Soma Sato and Ryohei Sasano},
  year = {2026},
  eprint = {2602.05347},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.05347},
}