* 🌐 Add Japanese translation for Help FastAPI. PR [#1692](https://github.com/tiangolo/fastapi/pull/1692) by [@tokusumi](https://github.com/tokusumi).
* 🌐 Add Japanese translation for Tutorial - Body. PR [#1683](https://github.com/tiangolo/fastapi/pull/1683) by [@tokusumi](https://github.com/tokusumi).
* 🌐 Add Japanese translation for Tutorial - Query Params. PR [#1674](https://github.com/tiangolo/fastapi/pull/1674) by [@tokusumi](https://github.com/tokusumi).
* 🌐 Add Japanese translation for tutorial/path-params.md. PR [#1671](https://github.com/tiangolo/fastapi/pull/1671) by [@tokusumi](https://github.com/tokusumi).