mpo.jp
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What mpo.jp is
mpo.jp is a Japanese-language adult video store built around the smartphone. Registration and sample viewing are free, and full-length titles are bought one at a time with points. The service is run by a company the terms name as 株式会社ネックス, and its commerce notice gives the program name as Media Pocket (メディアポケット). The site describes itself as a long-established adult video site that has operated since the feature-phone era. No page uses the word 無修正 or mentions mosaic when it describes the catalog; the nearest statement is a line in the terms that bars goods with unretouched explicit depiction from the service. Every page, from the sign-up screen to the commerce notice, is in Japanese.
What it carries and how it is organized
The mobile landing page sells the service on a short list of points. The first is selection: the site says a manager with 17 years in the AV business picks titles from more than 200,000 releases, using a bar that at most 1 in 5 titles clear, and that little-known titles are included on merit, not because they sold well or are new. The second is the sample video: the site says its staff edit each free sample by hand, keeping the scenes they consider the highlights of each title, so the sample is meant to be enjoyable on its own. The third is search: members can set a My Genre and a My Actress profile covering the type of performer, the features, the situation and the play they like, and the site then recommends matching genres and performers. The fourth is a daily update, which the page says has continued every day for 17 years.
Titles are grouped into 11 channels, according to the mobile page, and the page advertises original videos that it says can be seen nowhere else. It also describes two kinds of user-made material: AV CLIP, collections of clips that users cut from AV works, and roundup articles (まとめ記事) that users compile from their own point of view, each shown with a comment, a rating and a nickname. The terms treat such posts as the posting user's responsibility and let the company delete or hide them.
The landing pages name no maker, label or studio, so a reader cannot tell from them which labels are on sale. The one roster fact is on the PC home page, which promotes a trial movie made with a named AV actress and a male performer. What the pages do state is the rights position: the site calls itself approved by makers, publishers and circles, says every work is distributed with permission, and tells visitors not to repost its material. A home-page line invites makers, content holders and distribution agents to get in touch about distributing on mobile phones and smartphones, which fits a store that sells other companies' catalogs.
Two things reach beyond the store. There is an official mpo.jp Discord server, on which sample videos can be watched free. And the terms define a member club, the mpo Members Club (mpoメンバーズクラブ), with six stages named Diamond, Platinum, Gold, Silver, Bronze and Regular. A member's stage is set on the first of each month from the stage points earned over the two months before, and stage points come both from buying and from logging in or posting. The top stage needs 20,000 stage points in that period and Bronze needs 100 or a single purchase. The terms say each stage brings benefits and do not list them.
The audience figures differ from page to page. The PC home page gives a user count of 4 million and 19 years of operation, while the mobile page claims more than 4.51 million members and 17 years. They are the site's marketing numbers, and the mobile page adds that its own satisfaction survey drew 490 valid responses.
Japan mechanics
The operator is named in the terms, which open as the service terms of 株式会社ネックス, and again in the commerce notice. That notice lists the business as a video-transmission adult-service business notified to the Tokyo Metropolitan Public Safety Commission under number 23298. The address line in the notice is blank on the page, and the notice says omitted items are disclosed without delay on request through a form. Customer enquiries go by email, answered on weekdays from 11:00 to 18:00, and the terms say the company does not take contact by phone or visit unless it decides otherwise.
One more name appears at the foot of the PC home page: "Collection Agency by Message Mobile UK Ltd", followed by an address in Consett, Co Durham, England. The page does not explain what the collection role covers beyond that credit line. Separately, the commerce notice says that card payments are billed by a payment agent, Easy Transaction, whose phone number and email it prints. The home page also carries the site's own warning to beware of fictitious and fraudulent invoices that use the mpo.jp name.
On the censorship question the pages say little. The store's listings are not described either way, and the terms' list of goods that may not be offered, sold or bought through the service includes items with unretouched explicit depiction. The terms were first set on November 3, 2010 and last revised on March 1, 2024. Japanese law applies to them, and disputes go to the Tokyo District Court.
On language, the terms say the Japanese text is the authoritative one and that it prevails if a version in another language differs. No other-language version appears on the pages, and no English interface, English subtitles or English support is mentioned. On access, the pages state no region rule and give no list of accepted countries. The one related line is in the terms: users must follow the laws of the country or region in which they use the service, and the company takes no responsibility for a user's breach. That is a responsibility clause, not a statement that the service is offered abroad.
For age and entry, the home page opens on an age-confirmation prompt that refuses access to anyone under 18, and the terms limit the service to members aged 18 or over. Sign-up has two steps: a blank email is sent, an acceptance email arrives, and the age check is completed on the page linked from it. Google, Yahoo! and Rakuten accounts can also be used to register. A mail magazine goes out about once a day and can be stopped and restarted at any time, and the site says no other site will send mail to a member's address. The terms allow one account per person as a rule. The service runs on handsets with the latest iOS (iPhone, iPod touch, iPad) or the latest Android, the notice says only users of those devices can buy, and a support page explains the Safari setting an iPad user must switch off if the page renders as the desktop version.
Price, access and billing
Free: registration, the sample videos and images, and browsing. Paid: full titles, bought on the spot from the sample page and watchable straight away. The terms say the service is free to use unless stated otherwise, the site says nothing is charged without the user knowing, and paid services are covered by separate terms. Prices are on each product page, not on any page that sets out a plan ladder, and there is no subscription or monthly membership among the pages. The commerce notice states that no cancellation, return or refund is accepted after purchase. Leaving the service itself is simple: the FAQ says a button on the support and settings page ends the membership at no charge, and that re-registration is possible at any time.
In October 2026 the notice prices points at 1 point to 1 yen, and they expire one year after they were obtained or last used. The payment list in the notice is long: credit card, BitCash, G-MONEY, bank transfer (instant or by issued account), Rakuten Edy, Yahoo! Wallet, d barai, LINE Pay and Paidy. Card payments carry a note on currency: it says that with JCB and with international cards other than VISA, MASTER and JCB the charge is settled in US dollars, and it warns that exchange-rate movement and fees can make the billed amount differ from the entered amount by about one tenth, with the final amount to be confirmed with the card issuer. It describes Paidy as a monthly invoice, issued on the first of the following month, payable by convenience-store terminal, bank transfer or direct debit, with a convenience-store fee of up to 390円 including tax and no fee for direct debit. Beyond that dollar clause, the pages do not say whether a card issued outside Japan is accepted. Mobile data charges from the carrier are separate.
Who it suits
mpo.jp suits a smartphone user who reads Japanese, wants to try a store without paying, and likes a small, selected range with hand-edited samples and a daily update. The long payment list is built from Japanese wallets, prepaid money and domestic invoicing, which serves a buyer in Japan well. It is a weak fit for someone who needs English, a stated overseas route, a list of labels, or a flat-rate subscription. Because no price list is shown, the cost of a title is learned only on its product page.