Correct katakana stroke order helps you remember the 46 basic characters more accurately and write them more cleanly. Katakana uses sharper, straighter shapes than hiragana, so beginners often confuse similar-looking pairs like シ and ツ or ソ and ン. A grouped chart plus a few writing rules is the fastest way to improve both recognition and handwriting.
Watch the angle and placement of short strokes. That matters just as much as the number of strokes.
The YoruLearn app helps you retain kana through spaced repetition flashcards, guided writing review, and adaptive practice that targets the characters you still confuse.