---
title: "Katai – Chrome extension stats, history and permissions"
description: "27 users, rated 5.00 by 1 person. Version 1.0.2, updated 2026-10-16. Requests 3 permissions."
url: "https://extensiontracker.com/extension/kljpieceonjgijaabekchbomnbhncblo"
---

# Katai

Live in the Chrome Web Store.

- Users: 27
- Rating: 5.00 from 1 rating
- Last checked: 2026-11-06 15:40 UTC
- Users gained in 7 days: +3
- Users gained in 30 days: +3 (+12.5%)
- Rank by users: #108,156 of 289,024 live extensions
- Rank in Tools: #37,958 of 114,373

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Katai is a simple tool to help you convert the different type of Japanese characters.

- Extension ID: `kljpieceonjgijaabekchbomnbhncblo`
- Developer: [CORNU LAB](https://extensiontracker.com/developer/u652449d8a104af013e1c6c227725a0e9)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2024-05-21
- Last updated: 2026-10-16
- Version: `1.0.2`
- Size: 15.66 KiB
- Minimum Chrome: 88
- Languages (3): English, 中文（中国）, 日本語
- Privacy policy: `https://katai.r2.xeodou.me/privacy-policy.txt`
- Chrome Web Store: <https://chromewebstore.google.com/detail/katai/kljpieceonjgijaabekchbomnbhncblo>
- View its code or download CRX: <https://crxpeek.com/extension/kljpieceonjgijaabekchbomnbhncblo>
- Search Google for the ID: <https://www.google.com/search?q=%22kljpieceonjgijaabekchbomnbhncblo%22&tbs=li:1>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-06 | 27 | 5.00 | 1 |
| 2026-10-06 | 24 | – | – |
| 2026-09-27 | 24 | – | – |

## What changed

Every change found on a check, newest first.

- 2026-11-06: The developer's display name changed from “xeodou” to “CORNU LAB”.
- 2026-11-06: The developer's contact email changed.
- 2026-11-06: Now declared a trader under EU law.
- 2026-10-19: Now trusted by Enhanced Safe Browsing.
- 2026-10-17: No longer trusted by Enhanced Safe Browsing.

## Developer history

Moves to another publisher account and new contact emails, newest first.

- 2026-11-06: The contact email changed. The developer's display name changed from “xeodou” to “CORNU LAB”.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `contextMenus`: Add items to the right-click menu
- `scripting`: Run scripts on sites it can reach

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Taiyaku — AI Translator](https://extensiontracker.com/extension/hafejhidlecbjaaonindggndoknjfnlh) | 4 | 5.00 | 1 | Tools |

All 2 extensions by [CORNU LAB](https://extensiontracker.com/developer/u652449d8a104af013e1c6c227725a0e9).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-11-06 15:40 UTC; next check around 2026-12-06.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Katai” (kljpieceonjgijaabekchbomnbhncblo). Chrome Web Store data, last checked 2026-11-06. https://extensiontracker.com/extension/kljpieceonjgijaabekchbomnbhncblo. Accessed 2026-11-08.

```bibtex
@misc{extensiontracker_kljpieceonjgijaabekchbomnbhncblo,
  title   = {Katai (kljpieceonjgijaabekchbomnbhncblo)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-06},
  url     = {https://extensiontracker.com/extension/kljpieceonjgijaabekchbomnbhncblo},
  urldate = {2026-11-08}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/kljpieceonjgijaabekchbomnbhncblo>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.