Joshi Koukousei Captcha Service icon

Joshi Koukousei Captcha Service

by anonrequesy456 · Social Networking
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

The captcha solver made by and for japanese high school girls

Users
543
−4 in 30 days
Rating
4.2 / 5
unchanged in 30 days
Ratings
18
0 in 30 days
Store rank
#42K
#35K among extensions
Version
0.60
updated 27 Dec 2023

Users

monthly, 3 years
1005501,000Aug 2023Jul 2025Oct 2026
Latest, 15 Oct 2026: 543 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
21018Aug 2023Jul 2025Oct 2026
Latest, 15 Oct 2026: 18 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Joshi Koukousei Captcha Service

Changes: Uses new model to solve the newer captcha with black spots (unknown performance thoughever) Tired of solving captchas all day? Don't want carpal tunnel syndrome young? Have dyslexia? Legally blind? Then Joshi Koukousei's Captcha Service is here for you! Using a small machine learning model, JKCS saves you time by solving 4chan captchas for you! Ported from userscript to wasm webextension by Araragi-san. New model by Yukariin.

Growth

WindowUsersChangeRatingsRating
7 days+1+0.2%00.00
30 days−4−0.7%00.00
6 months−118−17.9%00.00
1 year−232−29.9%+1+0.05

Version history

6 versions recorded
0.6026 Dec 2023
0.5915 Aug 2023
0.5812 Aug 2023
0.5610 Aug 2023
0.475 Aug 2023
0.3710 Aug 2022

Details

Category
Social Networking
First seen
10 Aug 2022
Size
2.9 MB
Languages
en
Pricing
Free
Support
git.coom.tech
Extension ID
fppcpkioamnkpclnpcnnncnioegplgbf

Permissions and risk

Low riskimpact 1, likelihood 2

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