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Title: Letter Pack

Letter Pack is a service with which packages of A4 size up to 4kg, also including correspondence, can be sent throughout Japan at a flat rate.

Advantages of Letter Pack

Flat rate throughout Japan

The price is 510 yen or 360 yen throughout Japan.


Assurance with tracking service

Feel assured with tracking service with which you can confirm the delivery status of the postal item.


It can also be deposited in a post box.

It is convenient because it can be deposited in a post box as well as at a postal counter.

  • The items cannot be accepted in some post boxes.

There are Letter Pack Plus, which is delivered face-to-face with receipt seal required, and Letter Pack Light which is delivered to mailboxes.

Click here for the conditions of use.

Click here for sending correspondence.

Flow of usage

STEP1
Purchase the Letter Pack.

Letter Packs are available at postal counters and locations selling postage stamps such as convenience stores (except some).

STEP2
Put in the item to be sent.

Fill in the address and enclose letters or packages. Stamps are unnecessary.

  • Please use the Letter Pack with a value of 500 yen or 350 yen by affixing a 10 yen stamp.
  • You cannot send cash with Letter Pack.
STEP3
Send from post box*.

It can also be sent from postal counters.
We also collect Letter Pack Plus. For further information, please contact the post office near you.

  • The items cannot be accepted in some post boxes.
STEP4
Delivered to the addressee.

Letter Pack Plus: Delivered face-to-face with receipt seal or signature required
Letter Pack Light: Delivered to mailboxes

Examples of usage

For individual customers

  • For sending auction products
  • For sending gifts to families and friends with letters

For corporate customers

  • For sending invoices and contract documents
  • For sending catalogues, brochures and samples for commercial use.
  • You cannot send cash with Letter Pack.
  • Letter Pack is uncovered by the compensation system.

FAQs, inquiries

Is there any service by which documents or articles can be sent easily?

There is a service called Letter Pack, with which articles can be sent without stamps. Packages of A4 size up to 4kg, also including correspondence, can be sent throughout Japan in flat rate.

What cannot be sent with Letter Pack?

Letter Packs cannot be sent with valuables such as cash/precious metals, or hazardous materials such as explosives or poisonous/toxic materials inside.
Please also refrain from sending fragile items such as glass, ceramics, or sensitive instruments, or perishable items, living things, or items that are difficult to be replaced, such as art works.

Are all items with thickness over 3cm unable to be sent as Letter Pack Light?

If the thickness of the package when squeezed to an extent that does not cause damage is within 3cm, it can be sent as Letter Pack Light.

Can the shape of Letter Pack be changed?

Letter Packs with certain processing including cutouts cannot be accepted.

Should stamps be used when depositing Letter Pack?

You do not need to attach stamps to Letter Pack with the value of 510 yen or 360 yen. Please deposit as is.
Please use the Letter Pack with the value of 500 yen or 350 yen by attaching a 10 yen stamp.

Can you specify the delivery date of Letter Pack?

No, specification of delivery date is unavailable for letter pack.
Optional service other than acceptance-recorded mail cannot be added to Letter Pack Plus.
Letter Pack Light cannot be used with any optional service.

Can optional services be added to Letter Pack Light?

Optional services cannot be added.

Can optional services be added to Letter Pack Plus?

Optional services cannot be added.

Can Letter Pack Plus be dispatched as cash on delivery?

No, it cannot be sent as cash on delivery.
Optional service other than acceptance-recorded mail cannot be added to Letter Pack Plus.

Can Letter Pack be sent overseas?

Letter Packs cannot be sent overseas. It is handled only within Japan.

Can the spoiled letter pack be exchanged to stamps, postcards or new letter pack?

It can be exchanged for stamps, postcards or a new letter pack. However, it requires a fee of 41 yen.

Can Letter Pack be purchased with stamps?

No, it cannot be purchased with stamps.
However, stamps can be exchanged for Letter Pack if you pay a prescribed fee.

Is Letter Pack covered by the compensation system?

No, it is uncovered by the compensation system.
Please check the details of the compensation system below.

Can the "sticker to be kept by the client" be peeled off?

Please peel off the "sticker to be kept by the client" before depositing.
Track and trace service is available by using the number shown on the sticker.

Can label stickers be used on the address or sender's space of Letter Pack?

Yes.
Please apply label stickers inside the space.

I have mistakenly removed the delivery certificate of Letter Pack Plus. Can it be deposited as is?

Letter Pack Plus with the delivery certificate peeled off cannot be used.
Letter Pack can be exchanged for postage stamps (including Letter Pack) if you pay a prescribed fee (41 yen).

(Example)
Since April 1, 2014, you need to pay the difference of 10 yen between the old and new postage amount (360 yen - 350 yen) + prescribed charge (41 yen) = 51 yen when exchanging a Letter Pack Light with the postage amount of 350 yen to a Letter Pack Light with the postage amount of 360 yen.

How is Letter Pack Light delivered?

It is delivered to the mailbox.
If the item does not fit in the mailbox, it is brought back to the delivering post office and a non-delivery notice is left.

How is Letter Pack Plus delivered?

It is delivered to the addressee face-to-face with a receipt seal or signature required.
If the addressee is absent, the item is brought back to the delivering post office and a non-delivery notice is left.

Can you purchase Letter Pack at convenience stores?

Letter Pack is available at convenience stores to which the sales of postages stamps is outsourced under contract with Japan Post Co., Ltd. However, because the lineup of each store varies, some items may not be sold. Please confirm with the store in question or use a post office nearby.

Can Letter Pack be deposited at a convenience store?

It can be deposited into the post box in or outside the store, if there is one.

Can Letter Pack be purchased via the Internet?

It is available at the "Stamp Shop", a mail-order site for postal products.

Is there a service with which items are delivered also on Sundays and holidays?

There are services with which items are delivered also on Sundays and holidays as follows.

  • Express mail
  • Delivery time-specified mail
  • Registered mail
  • Cash on delivery
  • Delivery date-specified mail
  • Electronic postal mail (Letax)
  • Letter Pack Plus, Letter Pack Light
  • Yu-Pack (parcel)
  • Pos Packet
  • Yu-mail (handled as ordinary items with which tracking information is entered)


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