| KABURI-TTS (model weights) |
| Copyright 2026 Dialogue WG, Research and Development Center for Large Language Models (LLMC), National Institute of Informatics |
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| Licensed under the Apache License, Version 2.0 (the "License"); you may not use |
| these files except in compliance with the License. You may obtain a copy of the |
| License in the bundled LICENSE file or at |
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| http://www.apache.org/licenses/LICENSE-2.0 |
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| Unless required by applicable law or agreed to in writing, software distributed |
| under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR |
| CONDITIONS OF ANY KIND, either express or implied. |
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| This repository distributes model weights that derive from, or redistribute, |
| third-party material: |
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| acoustic/ |
| Derived from Irodori-TTS-500M-v2 (https://huggingface.co/Aratako/Irodori-TTS-500M-v2), |
| MIT License, Copyright (c) 2026 Aratako. The MIT terms apply to this |
| derivative as well: |
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| Permission is hereby granted, free of charge, to any person obtaining a |
| copy of this software and associated documentation files (the "Software"), |
| to deal in the Software without restriction, including without limitation |
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| and/or sell copies of the Software, and to permit persons to whom the |
| Software is furnished to do so, subject to the following conditions: |
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| The above copyright notice and this permission notice shall be included in |
| all copies or substantial portions of the Software. |
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| DEALINGS IN THE SOFTWARE. |
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| The upstream model card also states ethical restrictions (no impersonation, |
| no misinformation) that accompany the MIT license; users are asked to observe |
| them. See the Irodori-TTS-500M-v2 model card. |
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| textconverter/ |
| Fine-tuned from llm-jp/llm-jp-3-440m (https://huggingface.co/llm-jp/llm-jp-3-440m), |
| Apache License 2.0. The tokenizer files (tokenizer.json, tokenizer_config.json, |
| special_tokens_map.json) are redistributed from that model unmodified. |
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| raster/, predictor/ |
| Trained by us on LLM-jp-Zoom1; no third-party material is redistributed here. |
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| Not redistributed in this repository, but required at synthesis time: |
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| Semantic-DACVAE-Japanese-32dim (https://huggingface.co/Aratako/Semantic-DACVAE-Japanese-32dim), |
| MIT License, downloaded at run time. The DACVAE code installed as a dependency |
| (https://github.com/facebookresearch/dacvae) is licensed under Apache License 2.0. |
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| The acoustic model and the timing predictor load the tokenizer of |
| llm-jp/llm-jp-3-150m (Apache License 2.0) at run time. |
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| No speaker reference audio is included here. The demo audio published in the |
| GitHub repository (https://github.com/llm-jp/kaburi-tts) is NOT covered by the |
| Apache License 2.0 and is subject to the terms of the JVS corpus; see |
| https://github.com/llm-jp/kaburi-tts/blob/main/docs/LICENSE-audio.md |
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