Figure out which kana got the slowest response time (you are least likely to remember) and take time to practice. The history reports can always be queried by: python3 kanaquiz.py -q Check the hiragana/katakana chart at any time if you can't remember them by: ...
Practice, Practice, Practice I made a master copy of my grid with the customized column order. Then at every meal I made at least 3 copies. The first thing to learn was the order of the consonants, the rows of the table. Then where to put the first ones I learned, e tsu ro fu...