Japan — bamboo weaving craft tradition thousands of years old; the makisu in its current form established in Edo-period sushi culture; the broader sudare tradition predates sushi by centuries
The makisu (巻き簾 — sushi rolling mat) is a grid of thin bamboo sticks woven together with cotton string, used primarily for maki sushi rolling. However, the bamboo mat family (sudare) has broader applications in Japanese kitchen and presentation culture. The full-size bamboo mat (ōsudare) is used for: (1) rolling thick ingredients (datemaki omelette, norumaki sushi) where even pressure across the full width is required; (2) shaping food pressed through the mat grid for a decorative woven pattern impression; (3) draining ingredients — the mat as a low-tech colander for blanched vegetables or freshly formed tofu; (4) a moisture-absorbing surface for resting tofu or pressed ingredients. A plastic wrap-covered makisu prevents adhesion when rolling sticky rice and eliminates the need to scrub residual starch from the bamboo after use. Bamboo mats must be air-dried completely after washing to prevent mould formation between the sticks — storing damp causes the cotton string to deteriorate and the bamboo to develop an off-odour. The thickness of the bamboo sticks and the winding pattern varies between maki sushi mats (thin sticks, close weave for fine rolls) and larger display sudare (thicker sticks, wider pattern).
The makisu does not contribute flavour — it is a shape and pressure tool; however, properly formed maki sushi has even compression throughout, creating a more pleasant mouthfeel when eaten than loose, uneven rolls
{"Plastic wrap over the makisu for uramaki (inside-out rolls) prevents the rice from sticking to the mat and makes cleaning trivial","Even pressure across the mat surface when rolling is the skill — the mat extends your hand's surface area for uniform compression","Thorough air-drying after use prevents mould and string deterioration — never store damp","The mat can be used to shape (press tamagoyaki into square form, shape formed rice balls) as well as to roll","Larger display sudare are traditionally placed in doorways and windows to diffuse light — a culinary tool that is also a traditional architectural element"}
{"When rolling futomaki: roll forward, pause, and press down gently to compact the filling before completing the roll — this prevents a gap in the centre","Tamagoyaki shaping: place the just-cooked omelette on the mat, roll tightly and rest 2–3 minutes — the mat holds the shape as it cools","Square onigiri with a mat: place formed rice in the corner of the mat, fold over, press gently — creates clean-edged square rice balls without a mould","Display sudare as a serving surface: dampen slightly and place beneath raw fish preparations for a restaurant-quality presentation layer"}
{"Using the same mat for both norimaki and uramaki without plastic wrap — rice in the bamboo crevices is difficult to clean and encourages mould","Rolling too loosely — insufficient pressure in the first wrap leads to unravelling when cutting; the first firm roll is the most important","Rolling too tightly — compressed maki squeezed excessively produces a solid, heavy roll with no internal texture variation; moderate, even pressure is correct","Storing the makisu while still wet — the combination of trapped moisture and organic material (starch residue) is ideal for mould growth"}
Sushi: Taste and Technique (Kimiko Barber) / Japanese Kitchen Equipment (Tsuji supplementary notes)