Is It Bad Luck to Give a Knife as a Gift? The Coin Tradition Explained

No, it isn't really bad luck to gift a knife, but plenty of people believe it is. The superstition says a blade given as a present will "cut" the relationship between the giver and the person who gets it. The fix is easy. Tape a coin to the box, and the person who receives the knife hands the coin back to you. Now they've bought the knife rather than been given it, and the friendship is safe.

Below we explain where the belief comes from and how Japan sees it. Then we cover how to give a knife well, wedding presents included.

Why Is Giving a Knife Considered Bad Luck?

A knife's job is to cut things in two, and the superstition takes that literally. Give someone a blade and you've handed them the tool to cut your bond. Depending on who you ask, that could mean the end of a friendship, a romance or a marriage.

It's an old idea. People have been repeating it for centuries, and it still comes up whenever someone unwraps a knife.

What Is the Coin Tradition?

The coin tradition turns a gift into a sale. The giver attaches a coin to the knife or its box, and the person who receives it takes the coin off and gives it straight back. A knife you've paid for, even if you only paid a single penny, can't cut a friendship, because it was never a gift.

Some people also see the coin as a small good-luck token. You do the same thing either way.

Does it have to be a special coin?

No. Any small coin works. People usually pick the smallest one in their pocket, because the amount is meant to be tiny. The only part that matters is that it goes back to the person who gave the knife.

Where Does the Knife Gift Superstition Come From?

Nobody knows for sure. No one has traced the custom back to a single place or date, and the stories about its origin don't agree with each other.

What we do know is that similar ideas turn up in several cultures. In China, for example, knives and scissors are a classic gift to avoid, for the same "cutting ties" reason. Blades and separation are an obvious pairing, so it's likely that different places came up with the idea on their own. That's our guess, though, not a proven fact.

Is It Bad Luck to Give a Knife in Japan?

In Japan, it depends on the occasion. Knives can suggest "cutting ties" there too, so many people avoid them as wedding presents.

A blade can also mean something good, though: cutting a path forward. So for a birthday or a new job, a knife is usually fine. A wedding is the one to think twice about. If you'd like to know more about the knives themselves, our guide to Japanese knife types covers the main shapes.

What about the five-yen coin?

In Japanese, five yen is go-en, which sounds the same as the word for a connection or bond. That's why five-yen coins are a popular offering at Shinto shrines. If you're giving a Japanese knife, a five-yen coin is a nice one to tape to the box. It isn't a known part of knife gifting in Japan, so think of it as a thoughtful extra rather than a rule.

Can You Give a Knife as a Wedding Gift?

Yes. A good knife is a useful present for a new shared kitchen. Weddings are where the superstition comes up most, though, because a knife "cutting" a new marriage is the version most people remember.

A few ways to handle it:

• If it's on their list, give it. They asked for it. Tape a coin to the box anyway. Even people who don't believe a word of it tend to enjoy the custom.
• Explain the coin in the card. A line saying the coin makes the knife a purchase, not a gift, is enough.
• Ask if you're unsure. If the couple or their families take superstitions seriously, or come from a culture where knives are a wedding no-go, a quick word with them first saves an awkward moment.
• Give a set rather than a single knife. A matched set feels like a gift for the whole household, and the couple will use it every day. Our Three Knife Set covers the gyuto, nakiri and petty: one for everyday cooking, one for vegetables and one for small, careful work.

How to Give a Knife as a Gift

Here's the simplest way to give a knife so that nobody, superstitious or not, minds:

1. Pick the right knife. For most people, an all-purpose chef's knife is the safest choice. A Yuzu Gyuto handles meat, herbs and onions, so it gets used every day.
2. Tape a coin to the box, not the blade. Tape on the box comes off easily and leaves nothing on the steel. Our knives come in a handsome box that's ready to present as a gift, so you'll have one on hand.
3. Tell them about the coin when you hand it over. Ask them to give it back to you. Most people like the custom once they've heard it.
4. Take the coin back. That's the "purchase". Some people keep the coin as a small reminder of the gift.
5. Add a way to store it. A knife loose in a drawer gets damaged and can catch fingers. A wooden saya (sheath) protects the edge, and our guide to the saya explains why it's worth having.
6. Include care tips. A good Japanese knife stays sharp far longer than your old kitchen knife, but it shouldn't go in the dishwasher, and it needs a whetstone now and then. Pass on our whetstone guide with the gift.

Not sure which knife to choose? A Yuzu Knives gift card lets them pick their own. It's digital and arrives by email, and since you're not handing over a blade, there's no superstition to worry about.

So, Should You Give a Knife as a Gift?

We sell knives, so of course we'd say yes. But a good knife really is one of the few gifts that gets used almost every day for years. Each time they cook, they'll pick up something you chose for them.

The superstition does matter to some people, especially at weddings. The coin takes care of that.

If you're shopping for someone who loves to cook, our gift guide brings our knives, sets and accessories together in one place, along with delivery dates. If you'd like to know more before you buy, our Japanese kitchen knives buyer's guide covers what to look for.