けんさく君
Chrome extension by naokijodan · Productivity · Tools
A Chrome extension in Productivity · Tools with 33 users, barely installed. Audience over the last 30 days: +23.
No site access is declared in the manifest, so it cannot read the pages you open on its own.
What the developer says, and 5 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 33
- Users, last 30 days
- +23
- Version
- 1.5.0
- Updated in the store
- 2026-10-11
- Published
- 2026-09-26
- Manifest
- V3
- Browser access
- 3 permissions
How it has moved
- 2026-10-1014
- 2026-10-1614
- 2026-10-1816
- 2026-10-2119
- 2026-10-2221
- 2026-10-2320
- 2026-10-2422
- 2026-10-2520
- 2026-10-2824
- 2026-10-2927
- 2026-11-0130
- 2026-11-0332
- 2026-11-0733
- 2026-09-270appeared in the store
- 2026-09-281released 1.2.0
- 2026-10-0410
- 2026-10-1014
- 2026-10-1614
- 2026-10-1816
- 2026-10-2119
- 2026-10-2221
- 2026-10-2320
- 2026-10-2422
- 2026-10-2520
- 2026-10-2824
- 2026-10-2927
- 2026-11-0130
- 2026-11-0332
- 2026-11-0733
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
No site access is declared in the manifest, so it cannot read the pages you open on its own.
-
Add items to the right-click menu
contextMenus -
Open a panel beside the page
sidePanel -
Store data in your browser
storage
Version history
- Version 1.5.0
- Version 1.3.0
- Version 1.2.0 · Asked for more permissions (3, was 2)
What changed recently
- Package size changed
- Released version 1.5.0 (was 1.4.0)
- Package size changed
Show the remaining 7
- Released version 1.3.0 (was 1.2.0)
- Now requires Chrome 116
- Package size changed
- Asked for more permissions (3, was 2)
- Store description rewritten
- Released version 1.2.0 (was 1.1.0)
- Appeared in the store
The publisher
naokijodan publishes 12 listings we track, 1k users between them.
-
みちゃった君 247 users
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-
しらべる君 - eBay価格リサーチ 115 users
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-
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-
ぶんせき君 86 users
-
eBayエラーしらべる君 80 users
-
Mojimoji-kun 66 users
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-
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Cross Searcher 30 users
-
e-Presearch 31 users
-
eBay Research Auto Filter 586 users
-
ECリサーチツール 2 users
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
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[](https://extops.dev/extensions/lglbjdkepaokbfgeapogenjmadlmkbnk)<a href="https://extops.dev/extensions/lglbjdkepaokbfgeapogenjmadlmkbnk"><img src="https://extops.dev/extensions/lglbjdkepaokbfgeapogenjmadlmkbnk/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-07. We publish no contact details for extension developers.