A Japanese-optimized large language model developed by NII. Part of the llm-jp-3 series with 8 size variants (150M to 172B). Trained on llm-jp-corpus v3 and fine-tuned using SFT/DPO for instruction following (Instruct2/Instruct3).
Parameters
Undisclosed
Context Window
License
Proprietary
Release Date
2025-05-23
API Pricing
API pricing for this model is not yet available
Strengths
- •Highly optimized for Japanese language understanding and generation.
- •A 13B model offering a strong balance of performance and efficiency.
- •Likely an updated version (3.1) with potential improvements over base 3.0.
Weaknesses
- •Performance on non-Japanese tasks may be limited compared to multilingual models.
- •The specific improvements in version 3.1 may not be explicitly detailed.
- •Larger than some lightweight models, but smaller than the 172B flagship.
Use Cases
- •A versatile Japanese language model for a wide range of applications.
- •Content creation, analysis, and conversational AI in Japanese.
- •A robust base for fine-tuning on specific Japanese domains or tasks.