* 🌐 Add Japanese translation for `docs/ja/docs/tutorial/dependencies/sub-dependencies.md`. PR [#1959](https://github.com/tiangolo/fastapi/pull/1959) by [@SwftAlpc](https://github.com/SwftAlpc).
* 🌐 Add Japanese translation for `docs/ja/docs/tutorial/background-tasks.md`. PR [#2668](https://github.com/tiangolo/fastapi/pull/2668) by [@tokusumi](https://github.com/tokusumi).

     * fr=fr<br>
     * gl=gl<br>
     * gu=gu<br>
     * he=he<br>
     * hi=hi<br>
     * hr=hr<br>
     * hu=hu<br>
     * hy=hy<br>
     * id=id<br>
     * it=it<br>
     * ja=ja<br>
     * ko=ko<br>
     * lt=lt<br>
     * lv=lv<br>
     * mk=mk<br>
     * ml=ml<br>
     * nl=nl<br>
     * no=no<br>
     * pa=pa<br>
     * pl=pl<br>
     * pt=pt<br>

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