Usage
python3 wotd.py xyz.csv
Set the new screensaver language to Japanese
On the first run it copies the official Word of the day screensaver and installs a second copy Afterwards it clears the list and replaces it with the content of your new csv
Csv should be three columns wide Kanji, Kana, Meaning for my usecase
This is a "hack" I use on my system, as always double check what you git clone
Here's the result 
PS: I believe this is useful as an addition to an anki deck for SRS learning