BodyParts3D, © The Database Center for Life Science licensed under CC Attribution 4.0 International.

Authoritative current licensing page (accessed 2026-11-10):
https://dbarchive.biosciencedbc.jp/en/bodyparts3d/lic.html
https://creativecommons.org/licenses/by/4.0/

Source geometry:
https://dbarchive.biosciencedbc.jp/data/bodyparts3d/LATEST/isa_BP3D_4.0_obj_99.zip
Source mappings:
https://dbarchive.biosciencedbc.jp/data/bodyparts3d/LATEST/isa_element_parts.txt
https://dbarchive.biosciencedbc.jp/data/bodyparts3d/LATEST/isa_parts_list_e.txt

Derived assets anatomy.bin / anatomy.json:
Selected 24 individual vertebrae, intervertebral discs, ribs, sternum,
and shoulder girdle. Converted millimetres to metres,
transformed coordinates and simplified using meshoptimizer 1.3.0.
Materials, camera animation and separation are artistic adaptations.
No muscle, skin, lower-body or genital geometry is included.
Presentation use only; not a diagnostic or measurement tool.

Historical OBJ headers mention CC BY-SA 2.1 Japan. The current official license
page, updated 2025-02-27, explicitly licenses this database CC BY 4.0 International.

Three.js 0.187.0: https://www.npmjs.com/package/three/v/0.187.0
MIT license in ../vendor/LICENSE. Distributed browser modules are unmodified.

Manrope variable font, by Mikhail Sharanda, Mirko Velimirovic.
https://github.com/google/fonts/tree/main/ofl/manrope
SIL Open Font License 1.1 in Manrope-LICENSE.txt.