Yokan, prepared from adzuki beans and sugar

Yokan is a firm Japanese sweet made by cooking sweetened adzuki bean paste, sometimes with a little agar or kanten for structure, and setting it into a dense, jelly-like block. It's traditionally sliced thin and served alongside a cup of green tea, where its firm, smooth texture and mild sweetness contrast with the tea's bitterness. The texture sits somewhere between a firm fruit paste and a dense gelatin, and the earthy bean flavor comes through even under the sugar, making it noticeably less sweet and cloying than a Western-style candy of similar size.

It's typically sold pre-packaged as individual bars or a wrapped block, and the high sugar content lets an unopened piece keep well at room temperature for weeks, acting almost like a natural preservative; once opened, refrigerate it and use it within about a week for the best texture. At 260 calories per 100g and a typical slice around 14g (about 36 calories), it's a dessert meant for small portions rather than a snack to eat freely from the block. Sodium is naturally low at 83mg per 100g, which is worth noting for anyone tracking sodium even in a sweet food like this, since many packaged sweets rely on salt to balance flavor.