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Goods/Services

D-mail/P-mail

These are postal items that are charged on the basis of a special fee in cases when one sender sends a large number of printed matters (more than 300 items at once) or small packets (more than 50 items at once).

Feature of D-mail (priority bulk airmail)

This is a highly beneficial fee that applies when a large number of items is sent at once, for example, up to 2kg of printed matters (DM etc) or up to 2 kg of small packets with overseas mail-order goods.
The items will be handled as priority ones when delivered by Airmail.

Details About Printed Matters

Details About Small Packets

Feature of P-mail (nonpriority bulk airmail)

This is a highly beneficial fee that applies when a large number of items are sent at once, such as up to 5kg of printed matters (DM etc) or up to 2 kg of small packets with overseas mail-order goods, that allow taking a little bit longer until the delivery.
Comparing to D-mail, it takes several more days until the delivery.

Details About Printed Matters

Details About Small Packets

Rates

When sending a large quantity of printed matter, you can save costs comparing to sending individually.

Check rates and delivery days

Check the rate schedule

Service Details (Size/Weight)

	D-mail/P-mail
	Maximum size	Minimum size
Dimension for printed matters	Length + Width + Thickness = 90 cm (permissible deviation 2 mm) provided the maximum length is 60 cm (permissible deviation 2 mm). a (length): 60 cm a + b + c = 90 cm	Length: 14 cm Width: 9 cm (permissible deviation 2 mm)
Dimension for printed matters	Rolled items: Length + twice the Diameter = 104 cm (permissible deviation 2 mm) provided the maximum length is 90 cm (permissible deviation 2 mm). a (length): 90 cm a + 2b = 104 cm	(Recommendation) Rolled items: Length + twice the Diameter = 30.4 cm, provided the minimum length is 21 cm. a (length): 21cm a + 2b = 30.4cm
Dimension for small packets	Length + Width + Thickness = 90 cm (permissible deviation 2 mm) provided the maximum length is 60 cm (permissible deviation 2 mm). a (length): 60 cm a + b + c = 90 cm Rolled items: Length + twice the Diameter = 104 cm (permissible deviation 2 mm) provided the maximum length is 90 cm (permissible deviation 2 mm). a (length): 90 cm a + 2b = 104 cm	Length: 14.8 cm Width: 10.5 cm (permissible deviation 2 mm) (Recommendation) Rolled items: Length + twice the Diameter = 30.4 cm, provided the minimum length is 21 cm. a (length): 21cm a + 2b = 30.4cm
Weight	D-mail: up to 2kg P-mail: up to 5kg

※It applies even when the items are of different shape and volume.

Usage Requirements

D-mail (priority bulk airmai)

P-mail (nonpriority bulk airmail)

Type of Mail

Printed matters and small packets

Number of items sent

Number of items sent at once

Printed matters

Over 300 items

Small packets

Over 50 items

Preliminary Classification etc.

Please classify your items by receiving country (region) and special service, according to the instructions by the relevant post office.
Please clearly write a receiving country name (region) as well as “航空割引 (Airmail Discount)” in the form issued by the relevant post office and bundle or attach it to your postal items.

Please classify your items by receiving country (region) and special service, according to the instructions by the relevant post office.
Please clearly write a receiving country name (region) as well as “航空特割 (Special Airmail Discount)” in the form issued by the relevant post office and bundle or attach it to your postal items.

Postal Items Display Method

Please write the following in the left upper part of your postal item.

For Printed Matters
“Air Mail” and “Printed Matter”
(OR “Par avion” and “Imprimé”)
For Small Packets
“Air Mail” and “Small Packet”
(OR “Par avion” and “Petit Pãcket”)

Please write the following in the left upper part of your postal item.

For Printed Matters
“Printed Matter” and “航空非優先 (Air Mail, Non-Priority)”
(OR “Imprimé” and “航空非優先 (Air Mail, Non-Priority)”
For Small Packets
“Small Packet” and “航空非優先 (Air Mail, Non-Priority)”
(OR: “Petit Pãcket” and “航空非優先 (Air Mail, Non-Priority)”

※ If you can bundle your items together with the completed form that states “Special Airmail Discount” as a classification, writing “Airmail, Non-Priority” can be omitted.

Payment Method

Applies to payment of postage other than by affixing postage stamps (only those paid in cash), payment of postage by the use of a franking machine, or post-payment of postage.

Submission Schedule

Please submit your items according to the schedule established by the relevant post office.

Optional Services

Only “Registered Mail” can be added as an optional service.

The handling of small packets as registered mail will be discontinued as of Wednesday, December 31, 2025.

Handling Post Office

Region	Prefecture	Handling Post Office
Kanto	Saitama	Saitama Shintoshin Post Office
	Gunma	Tatebayashi Post Office
	Chiba	Narita Post Office
	Kanagawa	Ayase Post Office, Kawasaki-higashi Post Office, Kawasaki-minato Post Office and Yokohama-minato Post Office
	Tokyo	Akasaka Post Office, Ushigome Post Office, Osaki Post Office, Kanda Post Office, Ginza Post Office, Kojimachi Post Office, Koishikawa Post Office, Shinagawa Post Office, Shiba Post Office, Shibuya Post Office, Shinjuku Post Office, Shinjuku-kita Post Office, Takanawa Post Office, Tokyo International Post Office, Toshima Post Office, Nihonbashi Post Office, Harumi Post Office, Hongo Post Office and Yoyogi Post Office
Chubu	Niigata	Nagaoka Post Office and Niigata Chuo Post Office
	Nagano	Nagano-higashi Post Office and Matsumoto-minami Post Office
	Aichi	Nagoya Chuo Post Office and Nagoya-naka Post Office
Kinki	Kyoto	Kyoto Chuo Post Office
	Osaka	Osaka-kita Post Office, Osaka International Post Office, Osaka-nishi Post Office, Osaka-higashi Post Office , Osaka-minami Post Office and Suminoe Post Office
	Hyogo	Kobe Chuo Post Office
Kyushu, Okinawa	Fukuoka	Kitakyushu Chuo Post Office, Shin-Fukuoka Post Office, Hakata Post Office and Fukuoka Chuo Post Office
Kyushu, Okinawa	Okinawa	Naha Chuo Post Office

Notes

Postal items preliminary classification method and other details can vary depending on the Post Office. Please seek advice in the relevant office in advance.

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