以下のライセンス文書は原文の言語で掲載しています。

Made with care.

Original Ninja Kana artwork, music, and sound effects accompany these open-source components.

Background music

“The Next Gate”, an original Japanese training instrumental generated for Ninja Kana with ElevenLabs Music via Higgsfield.

Spoken guide

Japanese readings and English, Japanese, and Cantonese narration generated with ElevenLabs are bundled for offline playback in the app.

Kana stroke diagrams

KanjiVG © Ulrich Apel and contributors, licensed under Creative Commons Attribution-ShareAlike 3.0. The app bundles unmodified source SVGs and animates their paths and numbering.

License text · Source version · KanjiVG project

Fonts and software

• React
• bangers · SIL Open Font License
• capacitor-communityspeech-recognition
• capacitor-communitytext-to-speech
• capacitorapp
• capacitorbrowser
• capacitorcore
• capacitorhaptics
• hankengrotesk · SIL Open Font License
• notosansjp · SIL Open Font License
• notoserifjp · SIL Open Font License
• reggaeone · SIL Open Font License
• yujiboku · SIL Open Font License