Short answers for the parts of Japan Post that are hardest to decode.
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Japan Post My Page requires a Japan address field first. Learn the printed-label exception and when a Japan address must remain for export clearance.
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A printed My Page label cannot simply be reprinted or generally corrected by hand. Follow the PC or phone route and check the new item number.
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For a domestic Yu-Pack containing a lithium-powered device, separate mailing eligibility from air-transport conditions and potential delay.
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Decide whether an EMS item is a document or goods before choosing the label route; a book's format alone does not settle customs treatment.
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Japan Post still explains Economy Air (SAL), but its current service page says it is unavailable. Use the acceptance chart before making a label.
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Japan Post says it needs the sender's name, address, phone and postcode for Yu-Pack. Compare that with the recipient-phone field before preparing a parcel.
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Chakubarai means the recipient pays shipping. See what you owe if the item is already paid for, how daibiki differs, and how Japan Post returns work.
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A Letter Pack Light can meet the 3 cm sending limit yet fail to fit the recipient's mailbox. Check what Japan Post says happens next before choosing Light or Plus.
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A square envelope is not a standard-size domestic letter in Japan. Use its finished dimensions, thickness and weight to find the correct non-standard rate.
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Keep reply envelopes and drawings out of content-certified mail. Prepare the document and two retained copies, then check the handling post office.
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Check eligibility, the one-year request limit, receipt and fees for Japan Post delivery certificates requested after posting.
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Check planting purpose, inspectable packaging, the 1kg limit, postage bands and separate domestic plant-movement restrictions before mailing seeds.
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Check Japan Post's international inquiry deadlines and required documents. Registered mail and parcels have stated periods; EMS depends on the destination.
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Separate RETURN from UNKNOWN, MOVED, REFUSED and UNCLAIMED on returned international mail, then identify what must change before another mailing.
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Check extra postage for old Japanese aerogrammes or the temporary fee-free exchange notice. Identify the stationery before visiting a postal counter.
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Separate an exchange-office scan from a flight departure. Read timestamps and ask a useful follow-up without inventing an arrival date.
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Compare untracked Small Packets and tracked Air Packet. Separate signatures, compensation, size checks and the record fee already included in postage.
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Compare one Weight Yu-Pack with two ordinary parcels, including the surcharge, new packaging, counter restrictions and delivery timing.
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Check supported request routes, the 100 cm limit and exclusions before arranging Yu-Pack collection at a convenience store.
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Keep the packaging and contact the delivery office about damaged Yu-Pack contents. Check the 14-day reporting rule and security-service exception.
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Pay conventional Yu-Pack charges with stamps and cash at the post office. Calculate the balance and check the convenience-store exception.
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Check the ¥300,000 ordinary Yu-Pack limit, the ¥500,000 security ceiling and declared current value before taking a valuable parcel to the counter.
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Check the revised ¥360 basic rate, then test a packed item against all four size and weight limits. Includes worked packaging examples.
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Separate dispatch timing, airport arrival and passenger pickup, then check the terminal, counter hours and documents needed to collect your bag.
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Measure the packed ski bag, distinguish combined dimensions from maximum length, and check weight and the two-set limit before choosing Ski Yu-Pack.
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Choose domestic or overseas postage, copy the right address layout, buy one stamp, and know when to use the post-office counter.
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Separate international Printed Matter eligibility from customs paperwork. Work through a sold book, blank forms and printed documents before preparing a mailing.
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Buying a postal box is different from buying a packing service. Plan contents, cushioning and usable space before taking a Yu-Pack parcel to Japan Post.
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Separate power banks and spare lithium batteries from batteries installed in equipment, then identify the checks needed before international mailing.
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Understand a same-day postmark deadline, distinguish it from an arrival deadline, and prepare a clear request at the postal counter.
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Learn when a Golf Yu-Pack return qualifies, why a second hotel is a different plan, and what to prepare before sending your clubs in Japan.
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Identify the type of 本人限定受取 notice, check who may receive the item, and match your identification to the address before arranging collection.
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Before sending a chilled parcel in Japan, compare its required temperature with Japan Post's current storage range, pre-cool it, and check the service's separate size limits.
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Identify a domestic Japan Post recipient-paid reply envelope, check its posting validity, and separate the postage deadline from the recipient's application deadline.
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Prepare an ofuku hagaki for a domestic application: separate the two destinations, leave the reply message area for the organizer, and cut only when sending the reply.
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Separate ordinary Yu-Pack drop-off from chilled, cash-on-delivery and heavy-parcel services. Check store participation, payment and the discount already included in posted prices.
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Check Mini-Letter's 25 g and 1 cm limits, the changed enclosure rule, and why an overweight Mini-Letter does not simply become a ¥110 standard letter.
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Ordinary letters cannot be tracked online, but Japan Post has a domestic investigation process. Prepare the posting details, separate facts from guesses, and choose the right contact route.
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Use an accurate item description on domestic Letter Pack mail. Understand why a blank contents field can delay delivery and why a label does not make restricted contents acceptable.
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Smart Letter cannot be upgraded with tracking or express options. Check its service limits and packed size before choosing it for a domestic mailing in Japan.
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Choose the right domestic or international layout, then place every address, name, room number, and stamp where it belongs.
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Check an IRC’s Japanese stamp value and the 2026 exchange deadline, then plan return postage without treating the coupon as a stamp.
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Choose a domestic letter's delivery date, count the eligible window, and distinguish the date surcharge from basic postage and ordinary weekend delivery.
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Work out the ordinary Yu-Pack discount per parcel, avoid stacking two address discounts, and compare a two-box handover without inventing a nationwide base price.
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Find the sender's next steps for a domestic letter already posted with an address mistake: the handling office, information to prepare, and the free/¥550/¥750 fee conditions.
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Prepare a domestic sokutatsu letter: add the express surcharge to ordinary postage, mark the envelope correctly, and check both rate bands near 250g.
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Understand why an unused Click Post label can be associated with a payment entry. Separate temporary payment processing, postal acceptance and the label's seven-day validity rule.
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Use Japan Post's notification of absence for a temporary mail hold. Check the 30-day limit, household-wide scope, sender deadlines and delivery after your return.
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Check the carrier and recipient, then follow Japan Post's misdelivery procedure. Includes a Japanese note example and the different steps for accidentally opened mail.
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Compare acceptance records, delivery records and compensation for domestic letters. Calculate the surcharge separately from postage and prepare the correct counter request.
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Separate a returned domestic letter from a recipient's postage-due notice, check the mail category before calculating the shortfall, and prepare the right items for the postal counter.
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Work out a domestic Yu-Pack size from length, width and height, check the separate weight limit, and handle boundary cases before looking up a route-specific rate.
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Prepare item descriptions, quantities, weights and values for Japan Post's international labels. Understand why a gift still needs contents information and how electronic data relates to printed forms.
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Check whether a book qualifies for Yu-Mail, choose an inspection method before sealing, and measure the finished package. Includes examples where weight alone is not enough.
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Plan a domestic move around Japan Post's forwarding registration time, one-year clock and non-forwardable mail, with a practical sender-update sequence.
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Work out whether unused stamps or miswritten postal postcards can be exchanged, what the fee applies to, and why a 100-item request costs differently from a 99-item request.
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Send yen cash within Japan: separate the envelope, postage and registration fees, declare the amount, and prepare your mailing for the postal counter.
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Arrange domestic post office pickup in Japan: write a kyokudome address, prepare identification, and count the holding period from arrival rather than posting.
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Start with the reference number and holding deadline on your notice. Home redelivery and collection at a post office use different arrangements.
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A Saturday collection does not mean Saturday delivery. Ordinary letters, registered mail and Letter Pack follow different delivery schedules.
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On the return envelope, you are the recipient. Keep it separate from the outer envelope addressed to the office handling your request.
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Choose the lowest suitable option for an A4 document based on folding, sealed weight, thickness, tracking, and delivery method.
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Translate the number on a Japanese envelope pack into millimeters, an A4 folding choice, and the likely Japan Post size category.
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Know which seller is reliable, how to ask for an exact denomination, and why the finished envelope matters more than guessing a stamp value.
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A plain-English walkthrough for addressing, pricing, and sending a domestic letter in Japan.