On Your Anniversary, Write to the Next One

After enough years, anniversaries turn into a routine: book a restaurant, post a photo, trade a quick "happy anniversary." But the whole point of an anniversary is remembering — why you chose each other in the first place, and what this particular year held. Here's a tradition that makes the day feel solemn again: every anniversary, write a letter addressed to the next one. Put the year's changes in it — the move, the fights and the making-up, the new habit they picked up, the promises you renewed. Next anniversary, you open last year's letter first, then write this year's. Keep the chain going and ten years becomes ten letters: a chronicle that belongs to exactly two people. It works for more than romance — the day your child was born, the day you got your marriage license, even the day you quit smoking. Below are anniversary letters people chose to share. This year, leave one for your future.

How to write this letter

  • Log the year's highlights: the move, the trip, the worst fight and how you made up. Even a plain list works — time will do the seasoning.
  • Write what you honestly feel about them, and about the relationship — the sweetness and the friction both. Only honest letters carry weight years later.
  • Rope them in: write one each, or one together, and open them side by side next anniversary.
  • Set delivery for the next anniversary itself, so opening the letter becomes part of the celebration.

Real letters from the vault

352 public letters

Frequently Asked Questions

Won't it get repetitive, writing every year?

It never does. Everyone who keeps the chain discovers the same thing: the date stays fixed, but the person writing changes every year. Lay the letters side by side and you can see it happen.

Should I send it one year ahead, or further?

Both are common. Year-to-year is the natural rhythm — and free within a year. Some couples write on their wedding day for the tenth anniversary; longer terms are a one-time fee from ¥3.9 up to ¥19.9.

What do people mark besides romantic anniversaries?

The day a child was born, the day someone left the hospital healthy, the day a business was founded — any date you want to honor once a year deserves a letter.

On Your Anniversary, Write to the Next One

Write yours

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