にんべん NINBEN Katsuobushi (Kezuri) whole bonito block 220g — long-aged smoky umami for dashi & toppings

NINBEN Hongare Katsuobushi Block Sebushi 220g is a traditional Japanese smoked and dried bonito block used to make rich dashi, finishing shavings, and umami-rich toppings.

Harvested and prepared in Japan using time-honored techniques, this 220 g block of katsuobushi (sebushi) delivers concentrated smoky, savory flavor that elevates stocks, soups, sauces, and garnishes. The dense, long-aged block is ideal for shaving into flakes with a katsuobushi plane or grater and stores well when kept dry. Because it’s a single whole piece rather than pre-shaved flakes, it preserves aroma and potency until you shave what you need.

How do I use this katsuobushi block to make classic dashi?

To make basic awase or kombu-katsuobushi dashi, shave a modest amount of flakes from the block and briefly steep them with kombu or on their own. Strain the infused liquid to remove solids and use immediately for soups, noodle broths, or simmered dishes.

• Shave 20–30 g of flakes per liter of water for a light stock.
• Simmer kombu gently for 10 minutes before adding flakes for blended dashi.
• Steep off heat 2–3 minutes to preserve delicate aromas.

What tools and storage tips keep this 220 g block fresh and easy to use?

A sturdy katsuobushi kezuriki (wooden plane) or a fine grater yields the best flakes and aroma. After shaving, store the unused block in a cool, dry place wrapped in paper or an airtight container to prevent moisture and preserve flavor.

• Use a kezuriki for thin, even shavings; a fine grater for smaller flakes.
• Wrap in paper inside a sealed bag to balance humidity control and breathability.
• Keep away from direct sunlight and strong odors to protect the delicate smokiness.

What dishes benefit most from using whole-block katsuobushi versus pre-shaved flakes?

Whole-block katsuobushi maintains maximum aroma until shaved, making it ideal for dishes where a fresh, pronounced bonito character is desired. It’s preferred by cooks who want control over flake thickness, intensity, and the timing of flavor release.

• Ramen and udon broths where a clear, robust dashi is central.
• Seasoning simmered vegetables, fish, and nimono for layered umami.
• Toppings for hot rice, tofu, or okonomiyaki where movement releases fresh aroma.

How much katsuobushi block should I expect to get in flakes, and how long will it last?

A 220 g block yields a significant volume of flakes depending on shaving thickness; thin shavings produce more delicate, voluminous flakes. Properly stored, the block can remain usable for months, though best aroma is obtained when used within weeks after opening.

• Thin shavings expand and stretch yield—useful for everyday dashi.
• Coarser shavings are excellent for toppings and stronger flavor needs.
• If stored dry and cool, unopened blocks keep longer than pre-shaved packets.

Who is this for: Home cooks, ramen enthusiasts, professional chefs, and anyone seeking authentic Japanese umami will appreciate the control and freshness a whole NINBEN Hongare katsuobushi block provides. It’s especially suited to cooks who prepare their own stocks, want to customize flake texture, or aim for a more aromatic, traditional finish in Japanese and fusion dishes.