Katsuyo Master

by zystudios.cc · zystudios.cc · Education

Established publisherManifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

A verb conjugation booster for Japanese learners. Master 13 essential verb forms and level up your fluency

Users

−1 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#229K

#192K among extensions

Version

1.0.3.8

updated 12 Oct 2026

Users

monthly, 5 months

Latest, 15 Oct 2026: 6 usersMove the mouse over the chart for any month

Ratings count

monthly, 5 months

Latest, 15 Oct 2026: 1 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 Katsuyo Master

Katsuyo Master is the ultimate tool for mastering Japanese verb conjugations. ❤ Key Features: ● Extensive Database: Includes 400+ essential N4/N5 verbs, covering high-frequency vocabulary. ● 13 Essential Forms: Practice Masu, Te, Causative, Passive, and more in one place. ● Smart Feedback: Auto-converts Romaji to Hiragana with instant correction and accuracy tracking. ● Auto-Save Settings: Your level and form selections are automatically remembered for your next session. Perfect for JLPT prep or daily study. Build muscle memory and master Japanese verbs with Katsuyo Master! Check out our Japanese Kana practice extension! Search for 【Kana Blitz】 and enjoy practicing Hiragana & Katakana in a rhythmic flash!