There is an updated pull request by sgn against master on the void-packages repository

https://github.com/sgn/void-packages anthy-0.4-from-debian
https://github.com/void-linux/void-packages/pull/28410

[RFC] switch anthy 0.4's upstream to debian
- switch to Debian's fork,
- upstream is dead
- utf-8 most of the things, now
- new character (令和)
- dict updated.

A patch file from https://github.com/void-linux/void-packages/pull/28410.patch is attached