These are third-party source documents collected to build the MultiFinBen OCR benchmarks. Requests are reviewed manually; please use your institutional email and describe your research use.

This repository contains documents published by JPX, BOJ, FSA and SESC. The Fin AI does not own these documents and grants no license to them. By requesting access you agree to: (1) use them only for non-commercial research; (2) not redistribute them; (3) comply with the publishers' terms; (4) delete your copy upon request by The Fin AI or a rights holder.

MultiFinBen Japanese OCR source documents

📄 Paper · 💻 Code · 🌐 The Fin AI

Raw source documents behind the OCR tasks of MultiFinBen — MultiFinBen: Benchmarking Large Language Models for Multilingual and Multimodal Financial Application (arXiv:2506.14028). Formerly TheFinAI/OCR_Task_JA (the old name redirects here).

This is not an evaluation set. For the curated OCR benchmarks use en-ocr, es-ocr, gr-ocr and jp-ocr.

Sources: Japan Exchange Group (JPX), Bank of Japan (BOJ), Financial Services Agency (FSA) White Papers and Securities and Exchange Surveillance Commission (SESC) reports.
Layout: JPX_PDFs/ (2,246), BOJ_PDFs/ (672), FSA_Whitepaper/ (331), SESC_Report/ (140) — 3,389 PDFs.

License and terms

The documents remain the property of JPX, BOJ, FSA and SESC; they are provided here only to support research reproducibility. The Fin AI grants no license to the documents themselves. Access is reviewed manually.

Citation

@misc{peng2025multifinbenbenchmarkinglargelanguage,
      title={MultiFinBen: Benchmarking Large Language Models for Multilingual and Multimodal Financial Application}, 
      author={Xueqing Peng and Lingfei Qian and Yan Wang and Ruoyu Xiang and Yueru He and Yang Ren and Mingyang Jiang and Vincent Jim Zhang and Yuqing Guo and Jeff Zhao and Huan He and Yi Han and Yun Feng and Yuechen Jiang and Yupeng Cao and Haohang Li and Yangyang Yu and Xiaoyu Wang and Penglei Gao and Shengyuan Lin and Keyi Wang and Shanshan Yang and Yilun Zhao and Zhiwei Liu and Peng Lu and Jerry Huang and Suyuchen Wang and Triantafillos Papadopoulos and Polydoros Giannouris and Efstathia Soufleri and Nuo Chen and Zhiyang Deng and Heming Fu and Yijia Zhao and Mingquan Lin and Meikang Qiu and Kaleb E Smith and Arman Cohan and Xiao-Yang Liu and Jimin Huang and Guojun Xiong and Alejandro Lopez-Lira and Xi Chen and Junichi Tsujii and Jian-Yun Nie and Sophia Ananiadou and Qianqian Xie},
      year={2025},
      eprint={2506.14028},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2506.14028}, 
}