Neko no Teach-kun (Japanese: ねこのティーチくん, English: Teach the Cat , stylized as TEACH THE CAT) is a Japanese animated web series created by oyasainoni9. There are about 374 episodes and 18 seasons, all which can be viewed on oyasainoni9's YouTube channel. The only seasons with official English translations are seasons 1-2, with the rest being fan-translations.
The series was then had a spin-off called "Let's learn with Teach-kun" as well as a sequel "I'm fine today too! Teach-kun". Both are available to watch on the producer's YouTube channel.