The kanji for water, read mizu, is one of the first characters most learners meet, and it is an excellent one to practise writing properly. It is simple enough to learn quickly, common enough to be worth the effort, and structured enough to teach you the habits you will use on every character after it. Here is how to write it and, more importantly, how to make it stick.

The character and its strokes

Water is a four-stroke character. At its centre is a vertical stroke with a small hook at the bottom, and on each side of that centre are strokes that sweep outward, giving the character its flowing, water-like shape. The overall feel is a central spine with flanking strokes, balanced left and right. You do not need to memorize a verbal description of every curve; you need to write it, but it helps to see the structure as a centre plus sides rather than four unrelated lines.

The stroke order

Following the stroke order conventions, water is written with the central vertical, including its hook, first, and then the flanking strokes, working from left to right. This matches the general rule that the centre comes before short side strokes in symmetric characters, the same rule that governs many balanced kanji. Getting the order right matters here not because water is hard, but because it teaches you the centre-first habit you will reuse constantly. A character written in the right order also simply looks more balanced, since the centre anchors the sides.

Common mistakes

A few things trip people up on water. The most common is starting with a side stroke instead of the centre, which throws off the proportions and builds a habit you will have to unlearn later, as we discuss in how to fix broken kanji strokes. Another is forgetting the hook on the central stroke, which is part of the character, not a flourish. And a third is cramming the strokes too close, so the water loses its open, flowing shape. None of these are serious, but noticing them early saves retraining later.

Common mistakes with 水, and the fix

A few errors trip people up on this character specifically:

Common mistake with 水Fix
Starting with a side strokeBegin with the centre stroke
Drawing the centre as a plain lineIt ends in a small hook
Making both sides identical blobsThey differ: a short flick, then the sweeps
Tracing instead of recallingWrite it from memory, then check

Catch these four and 水 comes out clean and balanced almost every time.

Practise it from memory, not by tracing

Here is the part that actually makes water stick: produce it from memory, do not trace it. It is tempting with a simple character to copy it a few times from a model and call it learned, but copying is recognition with a pen, and recognition is not recall, the point at the centre of recognition versus recall. Instead, see the meaning and reading, water and mizu, hide the character, and write it from memory. Check, correct if needed, and do it again. The retrieval effort, even on a character this simple, is what moves it from something you can recognize to something you can produce, the testing effect.

A worked first session

Your first session with water might go like this. You see water, mizu, and write it from memory. You get the four strokes but start with a side stroke instead of the centre. You check, notice the order, and write it again centre-first, which immediately feels more balanced. You do it a third time, cleanly, with the hook. That is the whole session, under a minute. The next day, before you add new characters, you write water once more from memory to confirm it held. Within a few days it is automatic, and you have not only learned water, you have practised the centre-first habit and the produce-then-check loop you will use on everything else.

Make it the start of a habit

Water is a great first brick because the method you use on it is the method for all of kanji. Produce from memory, lean on the stroke-order rules, fix mistakes early, and let the character return on a spaced schedule so it does not fade. Add the next common characters the same way, and you are building a writing habit one character at a time. For the broader method, see drawing kanji from memory, and for how many to add each day, how many kanji to practise writing a day. Kanji Write Practice runs exactly this loop for you, free in early access.