Preheat oven to 425 degrees F. Prepare a light colored sheet pan by brushing with 1 tablespoon of oil or spray with cooking spray.: Warm air circulation and a hot surface are what create that immediate sear, producing the toasty aroma you want. As the oven heats, you may smell a faint, warm, toasty scent from the pan, especially if it has a bit of oil. Using a light colored sheet pan prevents overbrowning in spots, helping you achieve an even golden color across the pods. One common mistake is using a dark pan which can accelerate browning and make edges bitter. Smooth the oil into a thin, even layer so the okra does not stick, and avoid pooling oil that produces uneven frying rather than roasting.
Wash and dry okra. Spread on a paper towel and let fully dry (any moisture will prevent it from crisping up fully).: Dryness is everything for crispness, so you should hear a faint rustling as you pat the pods and feel them lose surface moisture. If they remain damp, steaming will occur in the oven and you will miss that crackly finish. A trick I use is to give them a final 5 minute rest on a dry towel to wick away humidity. Mistake to avoid, do not skip drying, even if you are impatient; the texture suffers noticeably.
Trim off stems (I leave a tiny bit of the caps), then cut each pod in half lengthwise.: The trimmed stem reduces any woody bite while leaving a little cap helps the pods hold their shape. As you cut, you will notice a fresh, green aroma and a slightly sticky sap on some pods, which is normal. Halving them exposes more surface area for browning, creating edges that become golden and slightly crisp. Cutting too thin can make the pods fragile and prone to burning, while leaving them whole may reduce the crisp factor, so aim for even halves for uniform cooking.
On the baking sheet or in a large bowl, toss okra with 2 tablespoons of olive oil and soy sauce. Sprinkle with togarashi or other seasoning as desired. Spread onto baking sheet in a single layer (overcrowded or overlapping means the okra won't get as crispy). Ideally arrange the pods so the cut sides are facing down for optimal browning.: When you toss, you should hear a gentle sticky clink as the oil coats the pods and notice a glossy sheen. The soy sauce will add a savory perfume and slightly darken the oil, which helps with caramelization. Laying cut sides down creates direct contact with the hot pan so those surfaces blister and brown, signaling Maillard reactions that yield nutty notes. Avoid crowding the pan because steam traps between overlapping pods will yield a soft texture. If your pan seems full, roast in batches to preserve crispness.
Bake for about 15 to 20 minutes or until bottoms are nice and brown. Use tongs or a wide spatula to flip the pods cut side up, then return to the oven and bake for an additional 5 to 10 minutes (slightly longer if you want them extra extra crispy).: You will begin to see the edges darken and hear a subtle sizzle as moisture escapes. The initial bake develops a deep, roasted aroma and the bottoms will take on a rich golden to brown color. Flipping exposes the other side to the heat so it too can crisp, and you will notice steam momentarily rise when you flip, which is normal. A frequent error is flipping too often, which interrupts browning, so be decisive and quick when turning the pods. If you prefer ultra crisp pieces, add a few extra minutes, watching closely to prevent charring.
Remove from oven and serve while still hot and crispy, sprinkled with fine sea salt to taste.: The finishing moment is where texture and seasoning meet. The hot pods will release a warm, roasted aroma and may hiss slightly as residual steam escapes. Sprinkling fine sea salt while the okra is hot ensures the crystals cling and dissolve slightly, creating bursts of salinity. Serve immediately to enjoy the contrast of crisp edges and tender insides. A common misstep is letting them sit on the pan too long where trapped heat can soften them, so transfer to a serving plate quickly for the best bite.