Extensions for amazon.co.jp
1,619 browser extensions built for amazon.co.jp. Compare features, permissions, and safety across Chrome, Firefox, and Edge.
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Keepa - Amazon Price Tracker
Adds price history charts and the option to be alerted on price drops to all supported Amazon sites.
4.34.74.1
Chrome Web StoreLanguage Reactor
Learn languages effectively by watching films and series in your target language.
Chrome Web StoreSellerSprite - Amazon Research Tool
Help Amazon sellers find products, optimize keywords, do keyword & product research, spy on competitors.
Chrome Web Store店小秘助手
店小秘官方出品。店小秘是跨境电商ERP，支持多平台采集，采集后可发布到多平台多店铺。
![Netflix Picture in Picture now for Prime & D+ [QVI] icon](https://lh3.googleusercontent.com/5GQocFAE9eZX4TFafOpiM1UEY4ABeZmbc-y2kAyiBBDUHjqcYQokd6x0RWLATtWhLVU8GW1XSk4t4lYJwnuX5wozSA=s128-rj-sc0x00ffffff){kind=small}
Chrome Web StoreNetflix Picture in Picture now for Prime & D+ [QVI]
Stream your favorite video content in Picture in Picture mode.
![Custom profile picture for Netflix™ [QVI] icon](https://lh3.googleusercontent.com/Vw9g7f1Ix8-Bwr-eNaHPuzlb5QS2qiUyT4FK9qhegELeJMaUdL2wSpFvlwrpB3QJroTabYzilEzkq5vWyEw8YkiVZw=s128-rj-sc0x00ffffff){kind=small}
Chrome Web StoreCustom profile picture for Netflix™ [QVI]
Customize your Netflix™ profile pictures.
Edge Add-onsSellerSprite - Amazon Research Tool
Help Amazon sellers find products, optimize keywords, do keyword & product research, spy on competitors.
Sif — 亚马逊Listing和广告优化
Sif对亚马逊站内流量实现无死角全覆盖，精准查询每个产品的自然搜索、PPC广告、Deal(活动)、搜索推荐和关联流量，并锁定每个产品的主要流量词和精准长尾词，帮助卖家洞察不同竞品、不同变体的流量来源，据此优化自己的Listing和调整竞争策略
5.03.8
Chrome Web StoreSubtitles for Language Learning (Prime Video)
Add foreign language subtitle display and dictionary function on Amazon Prime Video.
Chrome Web StoreFlickcall: Netflix Party with Video Call
Create watch party on Netflix, Jiocinema, Hotstar, Amazon Prime Video, JioHotstar & more. Watch movies & TV show together in sync.
Chrome Web StoreGRABLEY - Product Search Tools
GRABLEY - Product Search Tools (Amazon, eBay, others...)
LingQ Importer
Automatically import foreign language pages, videos, movies from the web & study them with LingQ's web & mobile language learning apps.
4.03.1
DS Amazon Quick View Extended
Productivity extension for Amazon
2.64.0
Online Seller Addon
Free stock counter for Amazon sellers with unlimited daily product checks. This extension will show the inventory counts for the different offers on an Amazon listing.
4.03.7
Chrome Web StoreProductor for Merch by Amazon
Productor for Merch by Amazon is a toolkit that improves your Merch on Demand product management and research.
FBA calculator for Amazon Sellers : SellerApp
Is FBA the better choice for a product or FBM? Analyze profits with a single click . A trusted choice by 6-figure Amazon sellers.
—4.1
Chrome Web Store西柚洞察（原西柚找词）——每小时亚马逊关键词排名更新
西柚找词是一款基于每小时亚马逊排名更新的专业关键词分析工具，包含反查关键词、多ASIN对比、关键词分析、批量关键词分析等功能，帮助亚马逊卖家高效分析ASIN流量结构、精准反查竞品广告策略、查看关键词广告卡位和高效筛选关键词，更轻松地完成亚马逊精细化运营。
Chrome Web StoreKDSPY – Keyword Research for Authors
KDSPY is a time-saving book research companion that every author – fiction or non-fiction – should have in their toolbox.
![Ad Skipper for Prime Video [QVI] icon](https://lh3.googleusercontent.com/LAuhoAUuXFYbbTeCUX9iW0Yr0CcCQel5NxQG0e3eAXDhXIf_admSfpYHADeV_Yzk_BmZ6pyuK_SFMpIm5sL0I0tD=s128-rj-sc0x00ffffff){kind=small}
Chrome Web StoreAd Skipper for Prime Video [QVI]
Automatically block ads on Prime Video
![Prime Party [QVI] icon](https://lh3.googleusercontent.com/PM1cWt4WceKt1_-HaHI2-fcES4oUWyDCeoB482mzr1PwUTrdJ0J67FOtrGH8a7mi1F5pI7vz79Vqh5p84O9X8qST9Q=s128-rj-sc0x00ffffff){kind=small}
Chrome Web StorePrime Party [QVI]
Watch together!
Chrome Web StoreAmazon Order History Reporter
This extension extracts order history from your Amazon account. Amazon used to provide csv reports for US customers only, but it…
Chrome Web Storeショッピングリサーチャー
Amazon上で他社サイトの比較や、価格推移の確認がAmazon上で出来ます。US,JP,IT,FR,UK,DEのアマゾンに対応。さらにヤフーショッピング、ヤフオク、楽天、モノレートにダイレクトに遷移することが可能です。
Chrome Web StoreAmazon KW Index and Rank Tracker
Free Amazon keyword ranking & indexation check tool by AMZDataStudio - The most accurate Amazon seller tool for keyword research.
EuroSaver - Amazon Europe Price Comparison
Simplifies Amazon product price comparison between all european Amazon stores.
4.74.84.8![Prime Video Speeder: adjust playback speed [QVI] icon](https://lh3.googleusercontent.com/2flsnhUjsdxz2V0x_pJAzZjhky-e7lxQ6Z0xt2gaoTHf90SYBdypnGpL8JJfW092Xn6fcH0L_BGqakGUqNcfCzpF=s128-rj-sc0x00ffffff){kind=small}
Chrome Web StorePrime Video Speeder: adjust playback speed [QVI]
Extension allows to adjust the playback speed on Prime Video according to your preference
Streaming enhanced: Netflix Disney+ Prime Video
Skip ads, intros, credits and add adjust speed, etc. on Netflix, Prime video, Disney+, Crunchyroll and HBO max.
4.74.65.0
Chrome Web Storeキーゾンv3
キーパの月間販売個数を表示する拡張ツール。
Chrome Web StorePrettyMerch for Merch by Amazon™
A beautiful dashboard for Merch by Amazon. It updates as you sell and notifies you instantly about new sales with a cha-ching sound.
Chrome Web StoreSeller Assistant — Amazon Product Research Tool
Amazon Seller Tools: FBM & FBA Calculator, IP Alert, Quick View, Stock Checker, Restrictions Checker, ASIN Grabber, Side Panel View
Chrome Web Storeその本、図書館にあります。
amazonで今、見ている本が近所の図書館にあるかどうかが分かります。