MIT License

Copyright (c) 2026 Yamato Iizuka

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:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

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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Exceptions:

The MIT terms above cover the build pipeline, site, and documentation in this
repository. The font files this project produces, and the upstream sources
under `vendor/`, carry their own licenses:

- Generated font files (TTF in dist/ttf/, WOFF2 in dist/webfont/, anything
  shipped via the GitHub Release zip or the `gen-interface-jp` npm package)
  — SIL Open Font License 1.1. See OFL.txt inside each release artifact.

- vendor/fonts/Inter-4.1/        — SIL Open Font License 1.1
                                   (Copyright 2016 The Inter Project Authors)
- vendor/fonts/Noto_Sans_JP/     — SIL Open Font License 1.1
                                   (Copyright 2014-2021 Adobe, with Reserved
                                   Font Name "Source")
- vendor/nam-files/              — Apache License 2.0
                                   (Google LLC, googlefonts/nam-files)

Each vendor subdirectory ships the original LICENSE / OFL.txt file alongside
its sources.