The 0/0 Streak Challenge

[Borx]

How many days you’ve been on the level.

[userscript] Level Duration display

May 23, 2019: This script no longer works with the latest formatting changes to the WaniKani website. Please use Level Duration 2.0 instead! This will display the number of days since your last level-up.  Two different display options are available.  The script will automatically save the date and time whenever you level up, or you can enter the information manually if you wish. Note: when you first install this script, nothing will be displayed until the next time you level up (unless you …