Can One Japanese Knife Do Everything?
Sep 27, 2026
One well-chosen Japanese knife can cover most everyday kitchen preparation, but it cannot safely or efficiently do every cutting task. A santoku or gyuto can handle vegetables, herbs, boneless meat, fish and fruit, which is enough for a large share of home cooking.
What one knife can do well
A general-purpose knife can chop onions, slice vegetables, mince herbs, portion boneless meat, prepare fish fillets and handle normal board work.
What it should not do
Do not use a thin Japanese edge to chop through substantial bones, frozen food, hard pits, shells or other materials that place impact and lateral force on the edge.
Bread is a separate problem
A smooth chef’s knife can cut soft bread, but a serrated bread knife is usually better for crusty loaves because it can enter the crust without crushing the interior.
Specialist fish work can justify another knife
Breaking down whole fish, cutting sashimi in long single strokes or carrying out traditional vegetable techniques can benefit from purpose-built shapes.
Do you need a full set?
No. It is usually better to begin with one strong general-purpose knife and add a petty, bread knife, slicer or specialist shape only when a repeated task reveals a real gap.
Which one-knife setup makes sense?
Choose a santoku for compact control or a gyuto if you prefer more reach and a pointed tip. Both can form the centre of a small, efficient knife kit.
See How to Choose Your First Japanese Knife and Japanese kitchen knives.