extension ExtPose

Joshi Koukousei Captcha Service

CRX id


Description from extension meta

The captcha solver made by and for japanese high school girls

Image from store Joshi Koukousei Captcha Service
Description from store 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.

Latest reviews

  • (2023-10-19) Ilya D: הרחבה יפה, תודה!
  • (2023-09-26) Pete Marc: The captchas identify as solved more than 41% of the time.
  • (2023-08-09) Rade Bitanga: OP is not a phuggit.
  • (2023-04-27) x-S4M: Works on my machine, based tranime website, cute and funny extension.
  • (2022-11-03) CosmeFulanito476: based
  • (2022-09-24) v2rmello: Its meh. Hit or miss, like 2/3 of captchas get solved correctly and 1/3 are incorrect. Better than nothing
  • (2022-08-30) Kyon Kun: Works on my machine.
  • (2022-08-13) Robert Blody: F jannies.


1,000 history
4.3 (15 votes)
Last update / version
2023-12-26 / 0.60
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